GMC Sierra 5.3 (2019 - 2021*) 2011 ford *Note - on HTC some

*Note - on HTC some slight modification is required in rear tub to access top holes of intake since it sits an inch shorter

IAT female 2 wire dongle for IAT Breakout sensor

Kooks headers etc

This produces consistent and powerful results while ensuring proper engine longevity

dirt drags

GMC Sierra 5.3 (2019 - 2021*) 2011 ford *Note - on HTC someImprove your truck or SUV's performance and drivability with a Peitz Performance Delta tuning package! We developed these tunes with the overall driving experience in mind. Not only will you gain power at wide open throttle, but you will also feel the difference at part throttle via improved throttle response and quicker shifting. These packages are intended for stock L84 5. 3 liter and L87 6. 2 liter Silverados, Tahoes, and Suburbans. In order to