L5P Duramax Parts

aFe Power's new front differential cover brings performance engineering to the protection of your axle's differential. This differential cover is c...

This cover has an increased oil capacity over stock for better performance over a longer duration. Built-in internal and external fins transfer hea...

Unique One-Piece High Quality Housing W/ Sight Window: A custom CAD designed roto-molded housing made from heat soak resistant material eliminates ...

Momentum’s unique filter-to-housing interface was built to feature the largest air filter possible. This 9” tall, pre-oiled 360-degree radial f...

Unique One-Piece High Quality Housing W/ Sight Window: A custom CAD designed roto-molded housing made from heat soak resistant material eliminates ...

Momentum’s unique filter-to-housing interface was built to feature the largest air filter possible. This 9” tall 360-degree radial flow air fil...

This Momentum GT intake system produces 20hp, 23lbs x ft of torque, and outflows the factory intake by 38%. The one-piece sealed housing includes a...

This Momentum GT intake system produces 20hp, 23lbs x ft of torque, and outflows the factory intake by 38%. The one-piece sealed housing includes a...

Large Five Layer Performance Air Filter: This 360-degree radial flow air filter features our pre-oiled Pro 5R media with five layers of progressiv...

This BladeRunner GT Series Intercooler with tubes represents the next generation of intercoolers by utilizing a 2-5/8in bar and plate core design a...

This 9" 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze ...

This BladeRunner GT Series Intercooler represents the next generation of intercoolers, utilizing a 2-5/8in bar and plate core design, making it lar...

This BladeRunner intercooler tube kit delivers 38% more flow and is more robust to handle higher horsepower and boost than the factory intercooler ...

Smooth transitions in the mandrel-bent aluminum tubing decrease turbulence and minimize pressure loss, increasing horsepower and torque. The BladeR...

The Momentum GT Series Cold Air Intake offers a 360-degree radial flow air filter features our oil-free Pro DRY S media with three layers of synthe...

This BladeRunner Charge Pipe kit delivers more flow and is more robust to handle higher horsepower and boost than the plastic factory Charge Pipe o...

The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe'...

Billet 6061-T6 Aluminum Manifold: Eliminates porosity concerns with cast aluminum. Contoured CNC Machining Of Manifold Passages: Enhances flow thro...

The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe'...

This performance package is bang for your buck, it consists of the Momentum HD air intake system (P/N: 50-41008-TB), the SCORCHER HD module (P/N: 7...

Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band...

Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructe...

Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band...

Interested in a new exhaust system for your L5P Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4...