Each custom tune uses our OTS standard tune as a base
Project management support and hardware recommendations to achieve end-user goals
This product is for an MS45 tune upgrade plus new tune
If an EWS delete is not purchased
ideal for a naturally aspirated engine with modifications ranging from stock to full bolt-on
Existing Customer - Three Additional Tunes ($100 Off) Each custom tune uses ourThis product is for additional custom tunes and is only available to existing Severn Tuning customers who have purchased a custom 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 options. Single tune: