ECU Tune for 2003-2005 BMW Z Series E85 Z4

Posted by admin / August 7, 2012

Through custom ECU tuning we are able to provide more usable horsepower and torque outputs by modifying BMW’s dual variable cam timing (VANOS), DISA, and fuel and  ignition maps. Better part-throttle drivability is also obtained. The engine rev limiter is …