Porsche 911 GT3 RS (991.2) ECU Tune — Power Figures

Factory output for the Porsche 911 GT3 RS (991.2) is 520 hp and 346 lb-ft (crank).Stock + RK-Tunes Tune raises it to 524 hp and 350 lb-ft, a gain of 4 hp and 4 lb-ft.High Flow Downpipe / Exhaust + RK-Tunes Tune raises it to 559 hp and 392 lb-ft, a gain of 39 hp and 46 lb-ft.This is a remote tune: we ship you the tuning cable, you plug it into the OBD port, and we flash the car by email. The ECU is not removed and the car stays with you.Figures are estimates at the crank; real-world results vary by vehicle condition, fuel and conditions.