McLaren 570S ECU Tune — Power Figures

Factory output for the McLaren 570S is 562 hp and 443 lb-ft (crank).Stock + RK-Tunes Tune raises it to 715 hp and 637 lb-ft, a gain of 153 hp and 194 lb-ft.High Flow Downpipe / Exhaust + RK-Tunes Tune raises it to 750 hp and 686 lb-ft, a gain of 188 hp and 243 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.