2017-2023 Chevy GMC 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Pipe

Constructed from high-grade 409 stainless steel for superior durability and excellent heat resistance in the most demanding environments.

Features a full 5-inch Downpipe-back system, engineered with an OEM-style 4-bolt flange for a precise, secure, and leak-free connection.

Designed with a clean, no-bung configuration to ensure an unobstructed, high-velocity exhaust flow that minimizes turbulence.

Significantly reduces exhaust backpressure and gas temperatures (EGTs), promoting optimal engine health and long-term component longevity.

Unleashes increased horsepower and torque, providing a noticeable performance boost and a deeper exhaust tone with every drive.

Improves overall system efficiency, resulting in better fuel economy and enhanced throttle response for your daily driver or competition truck.

Fits: 2017-2023 Chevy Silverado / GMC Sierra 2500HD / 3500HD with 6.6L L5P Duramax engines (Does NOT fit 3500/4500/5500 Cab & Chassis commercial models).