$1,399.00 Audi S5 3.0L 2010-2012 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 Additional options total: Order total: Audi RS5 2010+ Performance ECU Tune quantity — OR — Add to cart Category: Audi RS5 Tags: audi, Dyno, ecu tune, rs5, stage 1, stage 2, tune Description Additional information Description +50 Horsepower +35 Torque Performance ECU Tune for the Audi S5 Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Additional information Stage 2 Stage 2 Related products BMW 328i E90/E92 Stage 1 Performance ECU Tune (N52) $499.00 Select Options BMW 535i (2008-2010) Stage 1 Performance ECU Tune (N54) $999.00 Select Options BMW M5 F10/F13 (2012-2016) Stage 1 Performance ECU Tune $2,499.00 Select Options BMW 428i Stage 1 Performance ECU Tune (N20) $999.00 Select Options