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Keep Your Cool, Allison: LinCo Diesel Performance’s $60 Transmission Saver

The Allison 1000 behind the L5P Duramax has a tendency to run hot. 7 minutes and $59.99 will fix it for good!

The Rise of Diesel: Why Compression Ignition Has Become So Popular

30 years ago they were a joke. Now your truck isn’t really a truck without one. What made diesel such a hit?

Hidden Gem Diesel Trucks from Ford, GM and Dodge

They might not be the most desirable trucks out there, but these often-skipped over diesels are still sound, reliable buys.

3.0L Duramax Vs. 3.0L EcoDiesel

The two-way, 3 liter diesel shootout you’ve been waiting for: GM’s I-6 Duramax vs. Ram’s third-generation EcoDiesel V-6.

Work and Play, Part 2: Towing Heavy with the Nitto Terra Grappler G2

Thanks to Nitto’s F load range all-terrain, our late-model Super Duty is earning its keep.

Life with Ridge Grapplers: Part 4

Summer is finally here, which means the hybrid terrain Nittos aboard our ’97 F-350 are seeing more use than ever.

Turbo, Diesel, V8 or Hybrid: The New 2021 Ford F-150 Truck Goes Heavy on Tech

One of America's best-selling vehicles is all new, with more powertrain and tech options than you can count.

Performance Roadblocks of the L5P Duramax

You can squeeze more than 550rwhp out of the ’17-‘19 Duramax on tuning alone—but the Allison transmission and factory VGT will hate you for it.

Is the 3.0L Duramax Living Up To the Hype?

Is GM’s new half-ton diesel option all it’s cracked up to be? We explore its real-world mpg and performance numbers while also comparing it with the competition.

Performance Roadblocks of the LML Duramax

Build the Allison, add a lift pump, upgrade the CP4.2, open up the exhaust, upsize the turbocharger and enjoy…

A Country in Lockdown—A Diesel Drag Race in Indiana

Pandemic or not, diesel drag racing made its return over the Memorial Day weekend. Plus, a Duramax Diesel Swapped Chevelle that runs 10s.

A Truck, A Tractor and A Bus? 3 Unique Diesel Swaps You Have to See

A chopped and lowered ’41 Chevy school bus, a VW-powered mini-rod tractor and a street-racing Cummins-swapped F-250? Yeah, we’re in!

4BT Cummins vs. 1.9L TDI Volkswagen

It’s German engineering meets American brawn in this small diesel shootout.

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