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It also includes tuning support after installation is complete
Please note
New tapered OBDII connector ensures a stronger
Non-Hellcat applications will also require a Hellcat oil filter adapter as well as some adjustments to the coolant lines
Peitz Performance Tunes partnered with Ultimate Performance to develop these coil overs which bolt right in place of your factory suspension
GMC Sierra 6.2 (2019 - 2021*) performance It also includes tuning supportImprove 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
