Common-Rail Injector Tech

When high-pressure common-rail debuted on the LB7 Duramax back in 2001, it changed the way we look at diesels. Ultra-high injection pressure,…

The Maxx: 800-HP Dmax-Swapped H2

The Hummer H1 Humvee has been one of the most capable factory off-road vehicles ever produced, a purpose-built, go-anywhere vehicle that the US Army and Marine Corps have used all over the…

Alternate Fire Cam: Strengthen A Duramax by Changing the Firing Order

With nearly 15 years of production, the 6.6L Duramax V-8 found in GM trucks has proven itself to be a…

Chasing 2,000 HP: Northwest Dyno Circuit Aims to Crown a King

With talk this year that someone will break the Fuel Only 2000 hp mark on the chassis dyno, the excitement and suspense filled the air early on in the morning as the team from Industrial…

Duramax CP3 Technology (With Fleece Performance)

Not only was the CP3 used on the Duramax engines from 2001-2010, the Dodge Cummins has been using its common rail…

Transfer Case Transformation: Installing a PPE Pump Rub Upgrade and T-Case Brace Kit in a 2002 Duramax

The Duramax/Allison combo was a pretty solid homerun for the

Don’t Break the Bank: Affordable Duramax Fueling Upgrades

As with any diesel engine, more air and more fuel means more power. So naturally, the more fuel trucks receive, the better. However, not long ago, the sentiment that more is better…

Turbocharged Upgrade: HSP Diesel Duramax S300 Turbo System

Making 500hp in a 2001 to 2010 GM Duramax is easy, right? While easy may not be the right word, the Duramax is a very capable engine; with the right…