This tune is for the X5M – F85
The X5 sports a glorious S63T2 4.4 liter V8 engine capable of a staggering 575 hp making it a perfect choice to custom ECU tune, remove the factory restrictions and let it rip!
Our in-house team of engineers is eager to ECU tune your X5M. This ECU tune can make your already impressive X5M 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 X5M. We have re-calibrated many of the factory ECU settings giving your X5M 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!