13 May APR Stage 3 ECU Tune Upgrade for Porsche 911 991_2 GTS
Sprint Motorsports is proud to offer the APR Stage 3 GTS ECU performance upgrade software for the Porsche 991 Carrera and Targa GTS turbos and without any other engine hardware modifications. The Porsche ECU upgrade produces between 565-648 HP with 548-594 FT-LBS of torque when...