Custom Tune for your 2013-2014 Shelby GT500
Jonathan's Performance custom tuning is a 100% custom tune built for your car and modifications.
Stage 1 Tuning Level covers stock to mild bolt-ons like an air intake, exhaust, smaller supercharger pulley, and 93 octane fuel.
Stage 2 Tuning Level covers Stage 1, plus larger injectors, and E85.
Stage 3 Tuning Level covers everything including supercharger changes, built engines, return fuel systems, ect.
If Local, Dyno tuning session is $150 more and owed at time of dyno session.
For Direct Flash/In Person Tuning, Select "RTD/Credits Needed" In "Additional Options".