{"title":"Mercedes-AMG ECU Tunes","description":"\u003cp\u003eCustom ECU calibration for Mercedes-AMG C63, E63, GT, G63, GLE, GLC, SL and CLA.\u003c\/p\u003e","products":[{"product_id":"amg-c63-w205-tune","title":"Mercedes-AMG C63 (W205) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG C63 (W205)\u003c\/strong\u003e. Factory output is 469 hp and 479 lb-ft; Stage 1 takes it to \u003cstrong\u003e617 hp and 637 lb-ft\u003c\/strong\u003e — a gain of 148 hp and 158 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 617 hp \/ 637 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 637 hp \/ 657 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726578810985,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-c63-w205_7818cade-d1c3-434d-a25f-eabff5e9e4ae.png?v=1792449595"},{"product_id":"amg-c63s-w205-late-tune","title":"Mercedes-AMG C63 S (W205 2019-21) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG C63 S (W205 2019-21)\u003c\/strong\u003e. Factory output is 503 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e617 hp and 637 lb-ft\u003c\/strong\u003e — a gain of 114 hp and 121 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 617 hp \/ 637 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 637 hp \/ 657 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726578876521,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-c63s-w205-late_219285bb-6c36-4cfe-9384-f5be57110810.png?v=1792449595"},{"product_id":"amg-c63s-e-perf-w206-tune","title":"Mercedes-AMG C63 S E Performance (W206) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG C63 S E Performance (W206)\u003c\/strong\u003e. Factory output is 671 hp and 752 lb-ft; Stage 1 takes it to \u003cstrong\u003e745 hp and 845 lb-ft\u003c\/strong\u003e — a gain of 74 hp and 93 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 745 hp \/ 845 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 775 hp \/ 875 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726578909289,"sku":null,"price":3099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-c63s-e-perf-w206_42b11e16-4cd3-461e-9293-74db5c31c600.png?v=1792449595"},{"product_id":"amg-e63s-w213-tune","title":"Mercedes-AMG E63 S (W213) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG E63 S (W213)\u003c\/strong\u003e. Factory output is 603 hp and 627 lb-ft; Stage 1 takes it to \u003cstrong\u003e720 hp and 784 lb-ft\u003c\/strong\u003e — a gain of 117 hp and 157 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 720 hp \/ 784 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 760 hp \/ 824 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579007593,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-e63s-w213_6064a40a-9e94-42d3-af4f-7433be578f40.png?v=1792449617"},{"product_id":"amg-gt-c190-early-tune","title":"Mercedes-AMG GT (C190 2016-17) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT (C190 2016-17)\u003c\/strong\u003e. Factory output is 456 hp and 443 lb-ft; Stage 1 takes it to \u003cstrong\u003e593 hp and 612 lb-ft\u003c\/strong\u003e — a gain of 137 hp and 169 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 593 hp \/ 612 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 633 hp \/ 652 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579368041,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt-c190-early_bd53c89d-a920-475e-9fab-9aa98cd0195d.png?v=1792449617"},{"product_id":"amg-gt-c190-late-tune","title":"Mercedes-AMG GT (C190 2018-20) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT (C190 2018-20)\u003c\/strong\u003e. Factory output is 469 hp and 465 lb-ft; Stage 1 takes it to \u003cstrong\u003e520 hp and 520 lb-ft\u003c\/strong\u003e — a gain of 51 hp and 55 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 520 hp \/ 520 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 540 hp \/ 540 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579400809,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt-c190-late_eea32181-f29e-40fc-a662-eaea5330e42b.png?v=1792449617"},{"product_id":"amg-gts-c190-early-tune","title":"Mercedes-AMG GT S (C190 2016-17) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT S (C190 2016-17)\u003c\/strong\u003e. Factory output is 503 hp and 479 lb-ft; Stage 1 takes it to \u003cstrong\u003e560 hp and 540 lb-ft\u003c\/strong\u003e — a gain of 57 hp and 61 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 560 hp \/ 540 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 580 hp \/ 560 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579433577,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gts-c190-early_fa6a1021-a9ac-4479-8772-82c1959eb04b.png?v=1792449617"},{"product_id":"amg-gts-c190-late-tune","title":"Mercedes-AMG GT S (C190 2018-19) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT S (C190 2018-19)\u003c\/strong\u003e. Factory output is 515 hp and 494 lb-ft; Stage 1 takes it to \u003cstrong\u003e575 hp and 555 lb-ft\u003c\/strong\u003e — a gain of 60 hp and 61 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 575 hp \/ 555 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 595 hp \/ 575 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579466345,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gts-c190-late_88ed30c9-91f8-4a25-beaa-a5a301fb646f.png?v=1792449618"},{"product_id":"amg-gtc-c190-early-tune","title":"Mercedes-AMG GT C (C190 2018-19) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT C (C190 2018-19)\u003c\/strong\u003e. Factory output is 550 hp and 502 lb-ft; Stage 1 takes it to \u003cstrong\u003e610 hp and 560 lb-ft\u003c\/strong\u003e — a gain of 60 hp and 58 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 610 hp \/ 560 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 635 hp \/ 585 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579499113,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gtc-c190-early_011ba64a-9133-4faa-9374-da70e2faa03b.png?v=1792449617"},{"product_id":"amg-gtc-c190-late-tune","title":"Mercedes-AMG GT C (C190 2020-21) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT C (C190 2020-21)\u003c\/strong\u003e. Factory output is 550 hp and 502 lb-ft; Stage 1 takes it to \u003cstrong\u003e610 hp and 560 lb-ft\u003c\/strong\u003e — a gain of 60 hp and 58 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 610 hp \/ 560 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 635 hp \/ 585 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579531881,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gtc-c190-late_0143c84e-227b-4437-ac38-7fb5b324e31b.png?v=1792449618"},{"product_id":"amg-gtr-c190-early-tune","title":"Mercedes-AMG GT R \/ R PRO (C190 2018-19) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT R \/ R PRO (C190 2018-19)\u003c\/strong\u003e. Factory output is 577 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e640 hp and 580 lb-ft\u003c\/strong\u003e — a gain of 63 hp and 64 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 640 hp \/ 580 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 665 hp \/ 600 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579728489,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gtr-c190-early_a3a450ef-4718-435c-9275-8b5f3187658f.png?v=1792449618"},{"product_id":"amg-gtr-c190-late-tune","title":"Mercedes-AMG GT R \/ R PRO (C190 2020-21) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT R \/ R PRO (C190 2020-21)\u003c\/strong\u003e. Factory output is 577 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e640 hp and 580 lb-ft\u003c\/strong\u003e — a gain of 63 hp and 64 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 640 hp \/ 580 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 665 hp \/ 600 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579761257,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gtr-c190-late_496e70fa-03f8-484a-b02f-609dc304b8ff.png?v=1792449618"},{"product_id":"amg-gt-black-series-tune","title":"Mercedes-AMG GT Black Series ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT Black Series\u003c\/strong\u003e. Factory output is 720 hp and 590 lb-ft; Stage 1 takes it to \u003cstrong\u003e800 hp and 660 lb-ft\u003c\/strong\u003e — a gain of 80 hp and 70 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 800 hp \/ 660 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 830 hp \/ 685 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579794025,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt-black-series_c53f41d4-098a-41fe-8c75-7f3d525e641b.png?v=1792449618"},{"product_id":"amg-gt53-x290-tune","title":"Mercedes-AMG GT 53 4-Door ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT 53 4-Door\u003c\/strong\u003e. Factory output is 429 hp and 384 lb-ft; Stage 1 takes it to \u003cstrong\u003e475 hp and 430 lb-ft\u003c\/strong\u003e — a gain of 46 hp and 46 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 475 hp \/ 430 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 495 hp \/ 450 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MG1CP002 (MPC5777M).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579892329,"sku":null,"price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt53-x290_ce565a91-e654-4e68-95c4-6ea8d9fd1607.png?v=1792449618"},{"product_id":"amg-gt63-x290-tune","title":"Mercedes-AMG GT 63 4-Door ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT 63 4-Door\u003c\/strong\u003e. Factory output is 577 hp and 590 lb-ft; Stage 1 takes it to \u003cstrong\u003e640 hp and 660 lb-ft\u003c\/strong\u003e — a gain of 63 hp and 70 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 640 hp \/ 660 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 665 hp \/ 685 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579925097,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt63-x290_521043ab-1e70-4efa-b492-97a82b5752a3.png?v=1792449618"},{"product_id":"amg-gt63s-x290-tune","title":"Mercedes-AMG GT 63 S 4-Door ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GT 63 S 4-Door\u003c\/strong\u003e. Factory output is 630 hp and 664 lb-ft; Stage 1 takes it to \u003cstrong\u003e700 hp and 745 lb-ft\u003c\/strong\u003e — a gain of 70 hp and 81 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 700 hp \/ 745 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 730 hp \/ 775 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726579957865,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gt63s-x290_3cd9b5da-5529-463b-9173-9cab85debf5c.png?v=1792449644"},{"product_id":"amg-cla45-c118-tune","title":"Mercedes-AMG CLA 45 (C118 2020-23) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG CLA 45 (C118 2020-23)\u003c\/strong\u003e. Factory output is 382 hp and 354 lb-ft; Stage 1 takes it to \u003cstrong\u003e475 hp and 475 lb-ft\u003c\/strong\u003e — a gain of 93 hp and 121 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 475 hp \/ 475 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 495 hp \/ 495 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MG1CP002 (MPC5777M).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580285545,"sku":null,"price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-cla45-c118_f3dc6a43-68ff-4dda-92ee-e9ad33790b90.png?v=1792449644"},{"product_id":"amg-cla45s-c118-tune","title":"Mercedes-AMG CLA 45 S (C118 2024+) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG CLA 45 S (C118 2024+)\u003c\/strong\u003e. Factory output is 416 hp and 369 lb-ft; Stage 1 takes it to \u003cstrong\u003e465 hp and 415 lb-ft\u003c\/strong\u003e — a gain of 49 hp and 46 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 465 hp \/ 415 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 480 hp \/ 430 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580318313,"sku":null,"price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-cla45s-c118_c14db973-d523-4a0d-8017-6cab2a4bb9f6.png?v=1792449644"},{"product_id":"amg-g63-w463a-tune","title":"Mercedes-AMG G63 (W463A) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG G63 (W463A)\u003c\/strong\u003e. Factory output is 577 hp and 627 lb-ft; Stage 1 takes it to \u003cstrong\u003e640 hp and 700 lb-ft\u003c\/strong\u003e — a gain of 63 hp and 73 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 640 hp \/ 700 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 665 hp \/ 730 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580351081,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-g63-w463a_9a4d584d-7aa2-4241-a0b9-c8b0a9adddd4.png?v=1792449645"},{"product_id":"amg-gle63s-coupe-tune","title":"Mercedes-AMG GLE 63 S Coupe (C167) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GLE 63 S Coupe (C167)\u003c\/strong\u003e. Factory output is 603 hp and 627 lb-ft; Stage 1 takes it to \u003cstrong\u003e670 hp and 705 lb-ft\u003c\/strong\u003e — a gain of 67 hp and 78 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 670 hp \/ 705 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 695 hp \/ 730 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580383849,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gle63s-coupe_9739361d-67f5-44e9-a410-1e1c68c9947d.png?v=1792449644"},{"product_id":"amg-glc63s-x253-tune","title":"Mercedes-AMG GLC 63 S (X253) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GLC 63 S (X253)\u003c\/strong\u003e. Factory output is 503 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e617 hp and 637 lb-ft\u003c\/strong\u003e — a gain of 114 hp and 121 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 617 hp \/ 637 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 637 hp \/ 657 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580416617,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-glc63s-x253_047e6258-99cd-4c57-a492-b28597b2452b.png?v=1792449645"},{"product_id":"amg-sl55-r232-tune","title":"Mercedes-AMG SL 55 (R232) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG SL 55 (R232)\u003c\/strong\u003e. Factory output is 469 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e520 hp and 580 lb-ft\u003c\/strong\u003e — a gain of 51 hp and 64 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 520 hp \/ 580 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 540 hp \/ 600 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580449385,"sku":null,"price":2199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-sl55-r232_1868dc0b-fe90-4776-a94d-1927d0f6cc5a.png?v=1792449645"},{"product_id":"amg-sl63-r232-tune","title":"Mercedes-AMG SL 63 (R232) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG SL 63 (R232)\u003c\/strong\u003e. Factory output is 577 hp and 590 lb-ft; Stage 1 takes it to \u003cstrong\u003e640 hp and 660 lb-ft\u003c\/strong\u003e — a gain of 63 hp and 70 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 640 hp \/ 660 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 665 hp \/ 685 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580744297,"sku":null,"price":2699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-sl63-r232_00829210-df51-4f9e-82a3-6699fa718828.png?v=1792449645"},{"product_id":"amg-cls53-c257-tune","title":"Mercedes-AMG CLS 53 (C257) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG CLS 53 (C257)\u003c\/strong\u003e. Factory output is 429 hp and 384 lb-ft; Stage 1 takes it to \u003cstrong\u003e475 hp and 430 lb-ft\u003c\/strong\u003e — a gain of 46 hp and 46 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 475 hp \/ 430 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 495 hp \/ 450 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MG1CP002 (MPC5777M).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580777065,"sku":null,"price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-cls53-c257_0f6097e4-3a84-45b9-8359-7d8971410346.png?v=1792449645"},{"product_id":"amg-e53-w213-tune","title":"Mercedes-AMG E53 (W213\/C238\/A238) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG E53 (W213\/C238\/A238)\u003c\/strong\u003e. Factory output is 429 hp and 384 lb-ft; Stage 1 takes it to \u003cstrong\u003e475 hp and 430 lb-ft\u003c\/strong\u003e — a gain of 46 hp and 46 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 475 hp \/ 430 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 495 hp \/ 450 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MG1CP002 (MPC5777M).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726580809833,"sku":null,"price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-e53-w213_c4e6ef34-792e-4062-9998-648eb81b3eb2.png?v=1792449645"},{"product_id":"amg-c63s-w205-early-tune","title":"Mercedes-AMG C63 S (W205 2015-18) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG C63 S (W205 2015-18)\u003c\/strong\u003e. Factory output is 503 hp and 516 lb-ft; Stage 1 takes it to \u003cstrong\u003e617 hp and 637 lb-ft\u003c\/strong\u003e — a gain of 114 hp and 121 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 617 hp \/ 637 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 637 hp \/ 657 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003eECU: Bosch MED17.7.5 (TC1793).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726585200745,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-c63s-w205-early_8433b5f6-8236-45e2-8ea7-5506e6cd66e8.png?v=1792449691"},{"product_id":"amg-s63-w222-tune","title":"Mercedes-AMG S63 (W222 2018-20) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG S63 (W222 2018-20)\u003c\/strong\u003e. Factory output is 603 hp and 664 lb-ft; Stage 1 takes it to \u003cstrong\u003e720 hp and 830 lb-ft\u003c\/strong\u003e — a gain of 117 hp and 166 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 720 hp \/ 830 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 760 hp \/ 873 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRemote — your car never leaves your garage.\u003c\/strong\u003e We ship you the tuning tool, you plug it into the OBD port, and we flash the calibration by email. The ECU is never removed.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726585364585,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-s63-w222_26bf7d91-6701-43ab-af19-d06e3dac6440.png?v=1792449691"},{"product_id":"amg-gls63-x167-tune","title":"Mercedes-AMG GLS 63 (X167) ECU Tune","description":"\u003cp\u003eCustom OEM-ECU calibration for the \u003cstrong\u003eMercedes-AMG GLS 63 (X167)\u003c\/strong\u003e. Factory output is 603 hp and 627 lb-ft; Stage 1 takes it to \u003cstrong\u003e670 hp and 705 lb-ft\u003c\/strong\u003e — a gain of 67 hp and 78 lb-ft — with no hardware changes required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 1 — 670 hp \/ 705 lb-ft.\u003c\/strong\u003e Stock exhaust, stock intake. Nothing to buy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage 2 — 695 hp \/ 730 lb-ft.\u003c\/strong\u003e With downpipes or a sports exhaust fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMail-in ECU.\u003c\/strong\u003e You remove the ECU using the instructions we email you and ship it to us. We flash it on the bench and send it straight back, normally within 24–48 hours of arrival. The car stays in your garage the whole time.\u003c\/p\u003e\u003cp\u003eEvery file is built and signed off individually against your own datalog, not pulled from a shelf. One free revision for 30 days — change your exhaust or your fuel and we update the calibration at no charge. Emissions equipment is not touched.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFigures are estimates at the crank for a healthy car on good fuel. Real-world results vary with vehicle condition, fuel quality, dyno type and ambient conditions.\u003c\/em\u003e\u003c\/p\u003e","brand":"RK-Tunes","offers":[{"title":"Default Title","offer_id":67726585397353,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1159\/4362\/files\/amg-gls63-x167_ef846f87-83bd-4b13-b228-3f3d2b6d2b27.png?v=1792449691"}],"url":"https:\/\/www.rktunes.com\/collections\/mercedes-amg-ecu-tunes.oembed","provider":"RKTunes","version":"1.0","type":"link"}