“BMW 135i Stage 1 Performance ECU Tune (N54)” has been added to your cart. View cart $1,199.00 Range Rover Sport 5.0L 2010+ 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: Range Rover Sport 5.0L 2010+ Stage 1 Performance ECU Tune quantity — OR — Add to cart Category: Range Rover Sport Tags: Dyno, ecu tune, hse, land rover, range rover, sport, stage 1, stage 2, tune Description Description +45 Horsepower +35 Torque Performance ECU Tune Features Eliminate Top Speed Limiter Increased Throttle Response Optimized Fuel and Spark Optimized for 93 Octane Related products BMW 328i E90/E92 Stage 1 Performance ECU Tune (N52) $499.00 Select Options BMW 335i (2007-2011) Stage 1 Performance ECU Tune (N54) $599.00 Select Options BMW 428i Stage 1 Performance ECU Tune (N20) $999.00 Select Options BMW M5 E6x (2006-2011) Stage 1 Performance ECU Tune $599.00 Select Options