Maximize the utility and heavy-duty towing capacity of your truck with our complete selection of 2020-2025 GM 6.6L L5P Duramax towing and accessories. Late-model Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks are built to handle serious work straight from the factory floor. However, when you frequently pull heavy fifth-wheels, equipment trailers, or massive toy haulers, outfitting your high-output chassis with heavy-duty load support and reliable hardware is vital to ensure maximum stability, comfort, and highway safety.
At Norcal Diesel Performance, we offer a rugged catalog of heavy-duty towing solutions engineered specifically for your truck's frame. Eliminate rear-end sag and minimize body roll under heavy tongue weights with our premium air helper springs and onboard air compressor management systems. We also stock durable vehicle-specific receiver trailer hitches, precise electronic brake controllers, and rugged extendable towing mirrors designed to provide an uncompromised view around wide trailers. From adjustable drop ball mounts to clean-fit wiring adapters, we ensure your vehicle is ready for any job.
Prepare your L5P workhorse to haul safely across any terrain with total confidence. Browse our complete inventory of rugged truck accessories online for quick shipping, or pull into our retail storefront in Orangevale, CA for direct product advice and expert installation support!
Phantom Series- 2 Inch Hollow Shank, 3 pocket 4.5 Inch Drop, 5k Towing, .5K TW With GH-102541 Ball Mount & GH-102359 Pin And Clip Gen Y HitchNew810006127973
Phantom Series- 2 Inch Hollow Shank, 3 pocket 4.5 Inch Drop, 5k Towing, .5K TW With GH-102541 Ball Mount & GH-102359 Pin And Clip Gen Y Hitch
Spartan Torsion Flex King Pin 11 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 3.5K TW 25K Towing & GH-097 Pin Gen Y HitchNew810006123135
Spartan Torsion Flex King Pin 11 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 3.5K TW 25K Towing & GH-097 Pin Gen Y Hitch
Spartan Torsion Flex Manual Latch 5 Inch Offset 4 Inch Square Tube Gooseneck 3 Inch Coupler Standard Height 7K TW 40K Towing Gen Y HitchNew810006121698
Spartan Torsion Flex Manual Latch 5 Inch Offset 4 Inch Square Tube Gooseneck 3 Inch Coupler Standard Height 7K TW 40K Towing Gen Y Hitch
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 4.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006122121
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 4.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Square Tube GN 2 5/16 Inch Coupler 4.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006122138
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Square Tube GN 2 5/16 Inch Coupler 4.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Square Tube Gooseneck 2 5/16 Inch Coupler Standard Height 6.5K TW 30K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006121681
Spartan Torsion Flex Snap Latch 2.5 Inch Offset 4 Inch Square Tube Gooseneck 2 5/16 Inch Coupler Standard Height 6.5K TW 30K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 3.5-6.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006121650
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 3.5-6.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 8.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006124736
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Round Tube Gooseneck 2 5/16 Inch Coupler Standard Height 8.5K TW 25K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Square Tube Gooseneck 2 5/16 Inch Coupler Standard Height 8.5K TW 30K Towing Includes GH-098 Pin & Pull Rod Gen Y HitchNew810006125801
Spartan Torsion Flex SnapLatch 2.5 Inch Offset 4 Inch Square Tube Gooseneck 2 5/16 Inch Coupler Standard Height 8.5K TW 30K Towing Includes GH-098 Pin & Pull Rod Gen Y Hitch
The Boss Torsion Flex 2 Inch Shank 12.5 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y HitchNew810006121094
The Boss Torsion Flex 2 Inch Shank 12.5 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y Hitch
The Boss Torsion Flex 2 Inch Shank 15 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y HitchNew810006121100
The Boss Torsion Flex 2 Inch Shank 15 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y Hitch
The Boss Torsion Flex 2 Inch Shank 17.5 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y HitchNew810006121117
The Boss Torsion Flex 2 Inch Shank 17.5 Inch Drop 1.7K TW 16K Hitch & GH-051 Dual-Ball & GH-032 Pintle Lock & GH-0100 Stab Kit Gen Y Hitch
