Brockaway Trucks
Home of the Brockway Truck Preservation Association – Bulletin boards and museum
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.
Diesel Place
A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. Come join the discussion about duramax engines, performance, builds, modifications, classifieds, troubleshooting, maintenance, and more!
Big Mack Trucks
Antique, classic and modern Mack Truck Support Forums!
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.
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.
Heartland Diesels
Heartland Diesels – Your Central USA All Diesel Club. This site came about because of the great people we have met at diesel meets and what a great (small) group of people we have in Oklahoma.
Cummins Forum
A forum community dedicated to Dodge Cummins Diesel truck owners and enthusiasts. Come join the discussion about reviews, drivetrain swaps, turbos…
Diesel Truck Resource
The leading community dedicated to Dodge Rams powered by the Cummins Turbo Diesel Engine.