American Thunder Cat-Back Exhaust System Fits 2020-2026 GM 2500Hd/3500Hd With 6.6L Gas Engine, Crew Cab/Short Bed, Dual Out Rear/Dual Out Side, Polished Tips Aggressive To Moderate Sound Flowmaster Sway Bars Some trimming is required

Some trimming is required

These improvements translate to more power and better drivability both on the highway and off the beaten path

you can only mount two 3 Inch pod lights to retain the blind spot functions

This unique cooling system uses a 12

Satin Black Powder Coated Accent Panels

American Thunder Cat-Back Exhaust System Fits 2020-2026 GM 2500Hd/3500Hd With 6.6L Gas Engine, Crew Cab/Short Bed, Dual Out Rear/Dual Out Side, Polished Tips Aggressive To Moderate Sound Flowmaster Sway Bars Some trimming is requiredThe Flowmaster American Thunder Cat back exhaust system for the 2020 2026 Chevy Silverado and GMC Sierra 2500HD and 3500HD trucks with the 6. 6L gas engine, has a moderate to aggressive sound level inside and outside of the truck, with all of the performance benefits you expect from Flowmaster. Designed for the Crew Cab, Standard Bed (6. 5 ft.) models only, this bolt on, emissions legal system features a stainless steel 50 Series HD muffler and large