This tune is for the E89 Z4 35i/is
Our in-house team of engineers is eager to ECU tune your BMW Z4 . This ECU tune can make your already impressive Z4 into a literal street monster. 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 Z4. We have re-calibrated many of the factory ECU settings giving your Z4 higher performance while still remaining daily drivable & street legal.
SMS offers stage one, stage two and stage three tunes for this vehicle. Please contact your local SMS location for more details!