2015 Silverado 5.3, flex fuel, tune
- HP gains on 91 Oct Tune: 30.6
- TQ gains on 91 Oct Tune: 33.8
- HP gains on E85 Tune: 57.7
- TQ gains on E85 Tune: 70.7
I have to say, my truck is a whole new beast, completely amazing. Shifts so much better, new power, etc. This is my 3rd vehicle I have had him tune, all have been excellent.