“BMW M5 E6x (2006-2011) Stage 1 Performance ECU Tune” has been added to your cart. View cart $4,399.00 McLaren 12C 2011-2014 Stage 1 Performance ECU Tune Want to add even more Horsepower? Upgrade to Stage 2 ECU Tune. (Catless Application) Adds an approx. 30-40 additional Horsepower! Check the box below: Upgrade to Stage 2 + $399.00 Product price $4,399.00 Additional options total: $0.00 Order total: $4,399.00 McLaren 12C 2011-2014 Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: McLaren 12C Tags: 12c, Dyno, ecu tune, mclaren, mp4, mp4-12c, stage 1, stage 2, tune Description Description +70 Horsepower +85 Torque Performance ECU Tune for the McLaren 12C (2011-2014) Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products Nissan 370z EcuTek Tune $1,000.00 Select Options BMW 545i (2003-2005) Stage 1 Performance ECU Tune (E60) $599.00 Select Options BMW 428i Stage 1 Performance ECU Tune (N20) $999.00 Select Options BMW 128i Stage 1 Performance ECU Tune $600.00 Select Options