Myer Stump made 4,280 hp as 72 diesel trucks hit the dyno at Weekend on the Edge 2026 in Ogden, Utah. See the class results and highlights.
Grind Hard Plumbing Co. built a turbodiesel electric car. The modified Chang Li hit the dirt trails with a new 420cc engine.
We test 35-inch Toyo Open Country A/T III tires on a Cummins Ram 3500 in rain, towing, highway driving, sand, dirt, and mud.
Brad Lovell’s F-450 chase truck relies on AMSOIL protection while towing, hauling, and supporting his off-road race team.
Receive the latest newsletter with the content you love from Diesel Army, directly to your inbox, absolutely FREE!
