2017-2023 6.6L Duramax 4" DPF pipe & 3.5" Downpipe w/EGR Delete kit

Constructed from high-grade T-409 stainless steel and durable aluminum alloy components to provide exceptional heat resistance, structural strength, and long-term corrosion protection.

Features a 4-inch DPF delete pipe and a 3.5-inch downpipe (with a 4-inch inlet and 3.5-inch inlet respectively) engineered to deliver 20% better exhaust flow than the factory system.

Includes specialized heat wrap to help lower under-hood engine bay temperatures and protect surrounding components.

Completely eliminates restrictive emissions equipment to improve combustion chamber temperatures and promote the overall longevity of your engine cooling and exhaust systems.

Designed as a free-flowing exhaust system that effectively reduces backpressure to boost horsepower, increase torque, and improve fuel economy.

Engineered precisely for 2017-2023 Chevrolet Silverado and GMC Sierra 2500HD/3500HD pickup trucks equipped with the 6.6L L5P Duramax diesel engine (Excludes Cab & Chassis commercial models).