Fits 2019-2022 Silverado/Sierra With 5.3L or 6.2L LLY Duramax " Power levels range from mild

Power levels range from mild to wild

this makes these Manifolds 75 percent thicker to combat cracking due to high exhaust temperatures

4 inch Inlet

Whether on the highway or hitting rugged trails

Rough Country now offers these shims pre-included in the popular Jeep JK 3

Fits 2019-2022 Silverado/Sierra With 5.3L or 6.2L LLY Duramax " Power levels range from mildThe 2019 2022 (22. 5+ refresh not supported at this time) GM gas trucks have been locked down since their introduction. Owners of these trucks have been waiting patiently for an affordable tuning solution, and DiabloSport has delivered in a big way! The new 9226 R kit includes our Predator 2 handheld tuner, along with the locksmith device and harnesses required to unlock both the ECM and TCM in your truck. Once unlocked, the Predator 2 offers up