A 5-inch exhaust system for 2017–2023 GM 2500 and 3500 trucks with the 6.6L Duramax L5P. It uses a 4-bolt flange that matches the factory connection for a straightforward install. Available in raw stainless or SS304 stainless steel.
Fits 2017–2023 GM Duramax L5P, 2500/3500
5-inch diameter piping
4-bolt OEM-style flange
Choose raw stainless or SS304
Racing and Off-Road Use Only: This product is intended solely for competition, racing, and off-road vehicles. It is not intended for installation or use on any vehicle registered or operated on public roads or highways. The purchaser is responsible for ensuring compliance with all applicable federal, state, and local laws.
