DW  GMLB LEAD

PPE Pump and T-Case Brace Kit Upgrade

The Duramax/Allison combo was a pretty solid homerun for the GM crowd right from the get-go when it was released in early 2001 for the […]
DW  EDIT

Used Diesel Engines: Aftermarket Industry Support

As diesel continues to grow in popularity, the availability of used diesel engines grows as well. While you can pick up a decades-old 6BT Cummins […]
DW  LB

Tech Q&A Part #4

Bogging Issues Hey there, I have a 1997 Chevy pickup with a 6.5L diesel, and I’m having some issues, such as a lack of power […]
DW  FUEL

Affordable Fueling Modifications: Duramax 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 […]
DW  JSTATE LEAD

Grabber AT2 Review: General Tire

My ‘98 Dodge 12-valve has been a great tow rig and daily driver, as well as an occasional off-road toy. For the last few years, […]
DW  OIL LEAD

Have a Healthy Truck: Oil Analysis Helps Maintain Truck’s Performance

We all know that diesel trucks are expensive to purchase and maintain, but how can we reduce our maintenance expenses while monitoring and improving the […]
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One Tough Tranny: A Mid-Level Ford Transmission Rebuild

The Ford 4R100 automatic transmission was introduced in 1999 and was mated to the 7.3L Power Stroke diesel engine. The 4R100 is a computer controlled […]
DW  GMPCV LEAD

No More Blown Boots: Merchant Automotive’s LML Duramax PCV Reroute Kit

Engines require crankcase ventilation to prevent pressure buildup that can blow out seals and cause routine leaks because all ICEs have a small amount of […]
DW  EDIT LEAD

Tech Q&A Part #3

Light-Duty Diesel? Hello, I have not purchased a rig yet, hence my search for information. I wonder if you have tackled the following question before. […]
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Dyno King: Chasing the 2000 Rear-Wheel Horsepower Record

Compound Setup: Both turbos over 100mm in compressor wheel diameter Five 120 percent over CP3s 600 percent over injectors 75hp Shot of Nitrous
DW  FDTRANS LEAD

Max Tow: Heavy Towing Performance Must-Haves

As tow vehicles go, the Ford F-450 may be in a class of its own. While the other two of the big three have increased […]
DW  GMBUILD LEAD

One-Day Upgrade: This ’15 GMC Went From Okay to Oh Wow in One Day

Javier Gomez owns a shop in Fontana, California, called Gomez Custom Wheels & Tires—and he’s pretty obsessed with driving cool trucks. Over the years, he’s […]
DW  FDLPOP

Turbocharging 101: A History of the Modern Diesel Turbocharger

Diesel engines have been around forever—certainly as long as their gasoline-fueled counterparts. And while we have naturally aspirated, supercharged and turbocharged gas engines, the turbocharger […]
DW  FDBANKS

Project 6. Ole’ Reliable Part 1: Basic Air and Tuning Upgrades via Banks Power

This month, we dive into the buildup of yet another Ford 6.0L Power Stroke to help show that even though they may be known for […]