“BMW 435i (2012+) Stage 1 Performance ECU Tune (N55)” has been added to your cart. View cart $2,499.00 Audi S7 2012+ 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 $2,499.00 Additional options total: $0.00 Order total: $2,499.00 Audi S7 2012+ Performance ECU Tune quantity — OR — Add to cart Category: Audi S7 Tags: audi, Dyno, ecu tune, s7, stage 1, stage 2, tune Description Additional information Description +100 Horsepower +130 Torque Performance ECU Tune for the Audi S7 Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Additional information Stage 2 Stage 2 Related products BMW 435i (2012+) Stage 1 Performance ECU Tune (N55) $999.00 Select Options BMW 535i (2011-2016) Stage 1 Performance ECU Tune (N55) $999.00 Select Options BMW 335d (2009-2013) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options BMW 545i (2003-2005) Stage 1 Performance ECU Tune (E60) $599.00 Select Options