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.
KC Turbos tested a Stock 7.3-liter on the dyno. The crew installed a modern turbo kit to increase horsepower on factory fuel injectors.
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