Project OBSessed

We’ve rounded third and are headed for home on Project OBSessed. It’s been a year in the making but this 1996 F350 has been transformed into quite the nostalgic diesel hot rod. Stump pulling…

DURAMAX VVT SCIENCE

The introduction of the Variable Vane Turbocharger (VVT) on the LLY GM Duramax in 2004 may have been mostly emissions-control related, but in the years since, it has proven to be a solid…

LONG-HAUL DURABILITY, 700-HP CAPABILITY

The trickle-down effect from the competition diesel segment has a unique way of impacting the rest of the industry. Although the parts and pieces on display at truck pulls and drag races are…

Duramax Containment: New Duramax Motor Mounts From Merchant Automotive

With a few bolt-ons and some tuning it’s pretty easy to get a lot of power and torque out of the Duramax engines that

The Outer Limits: Inside Diesel’s Most Extreme Competition Engines

About 15 years ago, diesel truck engines were around to be sure, but they weren’t considered in any sort of performance category. Sure, there were diesel tractors that made some…