Flowmaster Flow FX Cat-Back Exhaust System

This Flowmaster® Flow FX® cat-back exhaust system for the 2019-2023 GM Silverado/Sierra 1500 trucks with the 6.2L engine and factory dual exhaust, is manufactured using durable 409 stainless steel throughout and features 3.5-inch to dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and a Flow FX "straight-through" muffler is used for a moderate sound level and maximum performance. Maximum increases on the dyno revealed +26 hp and +39 lb.ft at the rear wheels. This system fits all wheelbases and connects to the factory exhaust tips that exit in the rear bumper for a stealthy look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.

Flowmaster Flow FX Cat-Back Exhaust System

This Part Fits:

Year	Make	Model	Submodel	Notes
2020	Chevrolet	Silverado 1500	Custom Trail Boss
2021	Chevrolet	Silverado 1500	Custom Trail Boss
2019	Chevrolet	Silverado 1500	High Country
2020	Chevrolet	Silverado 1500	High Country
2021	Chevrolet	Silverado 1500	High Country
2022	Chevrolet	Silverado 1500	High Country
2023	Chevrolet	Silverado 1500	High Country
2019	Chevrolet	Silverado 1500	LTZ
2020	Chevrolet	Silverado 1500	LTZ
2021	Chevrolet	Silverado 1500	LTZ
2022	Chevrolet	Silverado 1500	LTZ
2023	Chevrolet	Silverado 1500	LTZ
2020	Chevrolet	Silverado 1500	RST
2021	Chevrolet	Silverado 1500	RST
2022	Chevrolet	Silverado 1500	RST
2023	Chevrolet	Silverado 1500	RST
2022	Chevrolet	Silverado 1500 LTD	Custom Trail Boss
2022	Chevrolet	Silverado 1500 LTD	High Country
2022	Chevrolet	Silverado 1500 LTD	LT Trail Boss
2022	Chevrolet	Silverado 1500 LTD	LTZ
2022	Chevrolet	Silverado 1500 LTD	RST
2019	GMC	Sierra 1500	AT4
2020	GMC	Sierra 1500	AT4
2021	GMC	Sierra 1500	AT4
2022	GMC	Sierra 1500	AT4
2023	GMC	Sierra 1500	AT4
2019	GMC	Sierra 1500	Denali
2020	GMC	Sierra 1500	Denali
2021	GMC	Sierra 1500	Denali
2022	GMC	Sierra 1500	Denali
2023	GMC	Sierra 1500	Denali
2022	GMC	Sierra 1500	Denali Ultimate
2023	GMC	Sierra 1500	Denali Ultimate
2019	GMC	Sierra 1500	SLT
2020	GMC	Sierra 1500	SLT
2021	GMC	Sierra 1500	SLT
2022	GMC	Sierra 1500	SLT
2023	GMC	Sierra 1500	SLT
2022	GMC	Sierra 1500 Limited	AT4
2022	GMC	Sierra 1500 Limited	Denali
2022	GMC	Sierra 1500 Limited	SLT