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EWS Delete: We are one of the few that offer EWS deletes for MSS70
and high boost are our specialty
We highly recommend you consider tuning to be a final ECU calibration and the very last step when optimizing your vehicle
Despite this tune’s classification as off-the-shelf
With a Severn Tuning calibration
BMW Z4M / MSS70 Tune Upgrade New Tune:Custom MAF-Based EWS Delete: We are oneThis 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
