Power Stroke History, Lesson 3: 6.4L

Common-rail injection, compound turbos and bigger head bolts…the 6.4L Power Stroke was hard to beat in stock form.

Power Stroke History, Lesson 2: 6.0L

Get all the gritty details behind the Power Stroke that replaced the esteemed 7.3L.

L What? Determining Which Duramax Is Best

Of all the awesomeness that is the 6.6L Duramax, we prefer the LBZ. Here’s why…

Duramax History, Lesson 6: L5P

A new injection system, factory lift pump, higher-flowing heads and 445hp right out of the box? The L5P Duramax seems to have it all.

Duramax History, Lesson 5: LML

GM’s 6.6L diesel was reborn with higher-pressure fuel injection, stronger internals, more power and cleaner emissions.

Duramax History, Lesson 4: LMM

GM officially entered the clean-diesel era with the 365hp, DPF-equipped LMM.

Duramax History, Lesson 2: LLY

The LLY brought variable geometry turbocharging, 50-state emissions equipment and more reliable injectors to the Duramax line.

Duramax History, Lesson 1: LB7

The 6.6L Duramax officially made GM a contender in the diesel pickup market—and this is the one that started it all.

2011-2014 Post-Warranty Power Stroke Fix Part 2: Turbo & CP4.2 Install

With the right air and fuel added to an early 6.7L Power Stroke you can have a 640hp tow monster!

Anatomy of a Pro Mod Diesel Drag Truck

Big boost, plenty of fiberglass and four-second eighth-miles...this is as fast as diesel gets in a pickup body.

New Product Spotlight: Mishimoto’s Carbon Fiber Catch Can

Killer looks and optimum functionality from the aftermarket’s latest air-oil separator.

Under Pressure: Extreme Injection Pumps

Volume, pressure and power—meet the method behind the mega-horsepower madness in the performance diesel world.

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