This tune is for the X3 – 2.5L – E83 Chassis
Our in-house team of engineers is eager to ECU tune your X3. This ECU tune can make your already impressive X3 ever more fun and visceral. Increases in horsepower, torque and throttle response will leave you with a smile on your face. You will be wanting more every time you get behind the wheel!
Our expert team of technicians has vast knowledge working on the X3. We have re-calibrated many of the factory ECU settings giving your X3 higher performance while still remaining daily drivable & street legal.
SMS offers stage one, stage two tunes for this vehicle. Please contact your local SMS location for more details!