aFe LARGE BORE-HD 4 in. 409 Stainless Steel DPF-Back Exhaust System (Black Tip) – 20 GM Diesel Trucks 6.6L V8 Turbo Diesel L5P

aFe LARGE BORE-HD 4 in. 409 Stainless Steel DPF-Back Exhaust System (Black Tip). Listed application/configuration: 20 GM Diesel Trucks 6.6L V8 Turbo Diesel L5P.

Technical details

• DPF-back configuration replaces the exhaust downstream of the diesel particulate filter.
• 409 stainless-steel construction, as specified for this part number.
• Mandrel-bent tubing provides smooth transitions through the bends.

How to choose this component

Exhaust configuration determines which section of the factory system is replaced. Tubing size, connection locations and tip layout must match the vehicle and any other exhaust components already installed.

Installation and supplied components

• Uses the factory-style exhaust connection and/or hanger locations described for this system.

Manufacturer part number: 49-44126-B.

Vehicle fitment

Match the vehicle, engine, trim and any application restrictions before ordering. The supplied catalog applications are listed below.