Active Autowerke N54 Performance Software for 135,335,335IS & 535 (2007-2011)
Active Autowerke's N54 Performance Software opens up your Twin Turbo's full potential bringing your car to new levels of performance while still maintaning the everyday reliability you have grown to love. The twin turbo's true potential has been hindered, through careful remapping to the DME tables our Engineers have re-engineered the ECU/Engine combination to work in unison to produce an increase of approximately 50 rwhp and 60 ft lbs of torque, more power is available depending on your supporting modifications. Our engineering team also has the ability to provide off-road upgrades for cars with downpipes/no cats. For any enthusiast looking to maximize their N54's ability to perform at the next level on an everyday basis this ugprade is a must.