Full Size Chevy
Full Size Chevy truck forums for the Chevy truck enthusiast.
Brockaway Trucks
Home of the Brockway Truck Preservation Association – Bulletin boards and museum
Bob Is The Oil Guy
A comprehensive resource about oil. Great information about mineral and synthetic oils including a forum for discussion and questions and advice.
Diesel Bombers
Diesel Bombers – Diesel Forum – Dodge Cummins, Chevy GMC Duramax, Ford Powerstroke, And All Diesel Enthusiast Community
Diesel Ram
This is a diesel discussion forum for Dodge Ram Trucks and Cummins Diesel.
maxxTORQUE
Online Diesel Community featuring news and articles on 6.2L, 6.5L and Duramax GM diesel engines, Ford Powerstroke, Chevy Cruise, lubrication and more.
Big Mack Trucks
Antique, classic and modern Mack Truck Support Forums!
iATN
Learn from your peers in our interactive environment, by asking questions and searching millions of real-world discussions and repairs. Discover how to work more efficiently, and study best practices illustrated by fellow industry professionals. Get the most out of your diagnostic equipment, and transport your career to the next level.
Diesel Truck Resource
The leading community dedicated to Dodge Rams powered by the Cummins Turbo Diesel Engine.
Duramax Diesels
Duramaxdiesels.com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. From all out performance builds running 8 second ¼ mile territory, to 2000hp sled pullers and all the way back to the average guy looking to boost his performance in his tow rig to get up those hills a little quicker than his buddies.