2017-2026 L5P Duramax 4" DPF & Cat Delete Pipe

4-inch CAT/DPF delete pipe for GM 6.6L L5P Duramax pickups

Made from high quality stainless steel, this race pipe features OE-style hangers for installation and a 4-inch design for competition applications. Custom tuning is required.

• Stainless steel construction
• 4-inch pipe with no bungs
• OE-style hangers
• For off-road race use only

Fitment note: Fits only models equipped with the OEM-style 4-bolt flange at the turbo downpipe. Confirm your vehicle's model year and flange before ordering.