With a Severn Tuning calibration
The OEM torque request tables artificially limit the throttle body from fully opening
and high boost are our specialty
Every injector is covered against failure caused by defects in original manufacture by our lifetime warranty
Additional Tunes: Three additional tunes can be purchased for $500
BMW Z4M / MSS70 Tune Upgrade New Tune:Custom MAF-Based With a Severn Tuning calibrationThis product is for a BMW Z4M MSS70 tune upgrade plus new tune. Tune upgrades are only available to existing Severn Tuning customers who have purchased an ECU tune. Tunes are VIN locked to the same vehicle for which the original tune was purchased. Additional tunes can be developed for alternative fuels (91 93 octane, race gas, flex fuel, E85, etc.), emissions compatibility, race off road use, dry wet throttle response, hardware changes, or many other