Pay in 4 interest-free payments of $62.50 Learn more
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
catalytic converters run hotter
Each custom tune uses our OTS standard tune as a base
and throttle mapping sensitivity adjustment (e
OBD2 monitoring on/off
This product is for an MS45 tune upgrade plus new tune
Existing Customer - Three Additional Tunes ($100 Off) catalytic converters run hotterThis product is for additional custom tunes and is only available to existing Severn Tuning customers who have purchased a custom ECU tune. Tunes are VIN locked to the same vehicle for which the original tune was purchased. Additional tunes can be developed for alternative fuels (91 93 octane, race gas, flex fuel, E85, etc.), emissions compatibility, race off road use, dry wet throttle response, hardware changes, or many other options. Single tune:
US$ 50.00
US$ 60.00
US$ 49.00
US$ 49.00
