“Nissan 370z EcuTek Tune” has been added to your cart. View cart $1,099.00 Audi S6 2006-2011 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 S6 2006-2011 Performance ECU Tune quantity — OR — Add to cart Category: Audi S6 Tags: audi, Dyno, ecu tune, s6, stage 1, stage 2, tune Description Additional information Description +25 Horsepower +25 Torque Performance ECU Tune for the Audi S6 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 M3 E90/E92 (2008-2013) Stage 1 Performance ECU Tune (S65) $799.00 Select Options BMW 535d (2009-2013) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options BMW M5 F10/F13 (2012-2016) Stage 1 Performance ECU Tune $2,499.00 Select Options