Fuel System

High-Quality Fuel System Parts for 2017+ GMC/Chevrolet 6.6L Duramax L5P Trucks

The 2017+ GMC/Chevrolet Duramax 6.6L L5P is the most advanced Duramax platform produced to date, delivering exceptional horsepower, torque, towing performance, and fuel system precision through its high-pressure common rail injection system. This category contains fuel system parts designed specifically for 2017 and newer L5P-powered trucks, including fuel filter accessories, fuel heaters, quick-connect fittings, AN adapters, hose barb fittings, fuel line components, and other products that help maintain or upgrade your truck's fuel delivery system. Whether you're replacing worn factory components, performing preventative maintenance, or building a custom fuel setup for towing and performance applications, quality parts from brands such as Fleece Performance, ATS Diesel, and BD Diesel can help improve reliability, support consistent fuel flow, simplify installation of aftermarket components, and keep your Duramax operating at its best. From basic service items to specialized fittings and adapters, these fuel system components are engineered to help L5P owners maximize durability, efficiency, and long-term performance.

Not sure what fits? Call us at 817-952-3333 with your year and engine.