$1,499.00 Aston Martin DB9 5.9L 2004-2016 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 Additional options total: Order total: Aston Martin DB9 5.9L 2004-2016 Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: Aston Martin DB9 Tags: aston, aston martin, db9, Dyno, ecu tune, stage 1, stage 2, tune Description Description +25 Horsepower +15 Torque Performance ECU Tune for the Aston Martin DB9 5.9L 2004-2016 Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 335i (2007-2011) Stage 1 Performance ECU Tune (N54) $599.00 Select Options BMW 535d (2007-2008) Stage 1 Performance ECU Tune (N57) $1,099.00 Select Options BMW M3 E90/E92 (2008-2013) Stage 1 Performance ECU Tune (S65) $799.00 Select Options BMW 428i Stage 1 Performance ECU Tune (N20) $999.00 Select Options