GMC - Official homepage of GMC, manufacturer of the GMC Sierra pickup line.

Chevrolet - Official homepage of Chevrolet, manufacturer of the Chevrolet Silverado pickup line.

Ford Super Duty - Official homepage of Ford Motor Company's Super Duty (F-Series) pickup line.

Cummins Inc - Official homepage of Cummins Inc's engine manufacturing division.

Ram Trucks - Official Homepage of Fiat-Chrysler Automobiles Ram Truck division, manufacturer of the Ram HD pickup line.

Power Stroke Diesel - Official homepage of the Power Stroke Diesel.

International Navistar - Official homepage of International Navistar's truck and engine division.

SEMA SAN - Diesel Hub supports the SEMA Action Network; join today and help save the heritage of motorsports in the United States.

Nissan - Official homepage of Nissan Motors, manufacturer of the Cummins powered Nissan Titan XD.

Superchips Programmers - Thoroughbred Diesel is a leading supplier of Superchips Inc. programmers and tuners, and carries both the Max Micro and Flashpaq tuner systems from Superchips.

Reid Tekk - Diesel Hub and additional automotive networks are owned and operated by Reid Tekk.