Mercedes-AMG SL 55 (R232) ECU Tune — Power Figures

Factory output for the Mercedes-AMG SL 55 (R232) is 469 hp and 516 lb-ft (crank).Stock + RK-Tunes Tune raises it to 520 hp and 580 lb-ft, a gain of 51 hp and 64 lb-ft.High Flow Downpipe / Exhaust + RK-Tunes Tune raises it to 540 hp and 600 lb-ft, a gain of 71 hp and 84 lb-ft.This tune is fulfilled by mail-in: you remove the ECU, ship it to us, and we flash it on the bench and return it.Figures are estimates at the crank; real-world results vary by vehicle condition, fuel and conditions.