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Performance Roadblocks of the ’89-‘93 5.9L Cummins
Breaking through your first-gen Cummins’ horsepower wall begins with a pair of pliers and a screwdriver.
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The Best Doomsday Tires
What’s the perfect bug-out tread for your application?
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Performance Roadblocks of the 6.7L Power Stroke
The 6.7L Power Stroke’s factory injectors can support 700rwhp—but it takes turbo and injection pump upgrades to get there.
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Performance Roadblocks of the Ford 6.4L Power Stroke
If you can add head studs and manage to avoid cracking a piston, the 6.4L can make some serious power.
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How to Pick the Best Trailer Tire
Don’t overlook the most important part of towing a trailer—its tires.
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4BT vs. R2.8—Which is the Better Small Displacement Cummins?
Tried and true mechanical simplicity meets modern age tech in this battle of mini diesels.
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Dirt Drags: The Latest Craze Among Diesel Truck Owners
Imagine drag racing on the pulling track. Welcome to the world of diesel dirt drags.
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Life with Ridge Grapplers: Part 3
Towing, off-roading, snow-busting, commuting and checking tread depth… Our vetting of Nitto’s hot-selling hybrid terrain continues.
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Why Your Super Duty Hops…And What You Can Do To Stop It
Front-end hop is the menace that keeps on giving for ‘05+ Super Duty’s—unless you do something about it.
