New 4×4 Duramax ¼-Mile Record!
A record-setting pass for a Duramax at SICK Week, two Seventy 2 Fast projects go under the knife, and at least 100,000 6.7L Fords are protected from catastrophic CP4 failure.
Silver Bullet: Michael Carrasco’s Record-Setting LML Duramax
9-second quarter miles, 6’s in the eighth, a 1,564-rwhp dyno sheet, and ice-cold A/C...
First To Market: Edge’s EZ Module Adds 110hp To ’25+ Cummins-powered Rams
The first tuner for ’25-newer Rams, a game-changing valvebody for the 10-speed Allison, and BIG changes in the truck and tractor pulling world.
6.7L Power Stroke CP3 Conversion
Snyder Performance Engineering’s answer to CP4.2 failure brings tried-and-true CP3 technology to the 6.7L Power Stroke platform.
Emissions Minute: The Tide Is Turning
The threat of prison time for making diesel engines more dependable is going away. Maybe civil penalties are next…
P0016—The Deadliest Code Your 6.7L Power Stroke Can Throw
The infamous crankshaft/camshaft position code every 6.7L Ford owner hates, everyone’s favorite Super Stock puller gets a billet (steel) block, and the DOJ will no longer pursue criminal charges for deletes.
The Last Ride
An Open Farm Stock pulling tractor that turns out triple-digit boost, 2,000+ hp, and that put 60 feet on the rest of the field in 2025.
Another One In The Sand!
First fire-ups, indoor truck and tractor pulling, and a 6,000hp hub dyno… This is how you heat up the cold winter months in the Midwest.
Here Come The ZF 8-Speed Swaps
The first ZF 8-speed conversion kit for late-model Rams, uncrackable 6.0L heads, another big payday in diesel racing, and proof that additives add horsepower.
Taking It To The Pile
Indoor truck and tractor pulling from Kentucky, no-prep drag racing down in Texas, the Seventy 2 Fast competitor list drops, and S&S takes a look inside a battle-tested, race-proven DCR pump.
VE-Pumped 1st-Gen Makes 1,168HP!
PPL uncorks its Pro Stock tractor class for 2026, another P-pumped Duramax puller is in the works, an L5P Duramax tow-rig runs 10’s on fuel, and a first-gen Cummins makes a nitrous-assisted 1,168 hp on the rollers.
Wheels-Up, Duramax-Powered Chevelle Goes Rounds At Cleetus MacFarland’s Christmas Tree Drags
Drag racing with Christmas trees in Florida, UCC 2026 prep in Tennessee, an LML Duramax locks in for Lights Out 17, and we remember a 1,400hp fourth-gen sleeper.
PRI 2025: High-Caliber Diesels Captivate In Indy
Judging by all the attention compression ignition received at this year’s Performance Racing Industry show, it’s clear we’re in the golden age of diesel performance and technology.
Is This The Next 4×4 King In Diesel Drag Racing?
The latest 4x4 diesel Pro Mod, Crazyhorse pulls in a crowd at PRI, a sub-4,000-pound Duramax is headed to Lights Out, and 1/8-mile ice racing up in Wisconsin.
PRI Preview
What to expect at the PRI Show, another Seventy 2 Fast build gets underway, a P-pumped 7.3L, and a look inside a piece of 4BT-powered, custom-tailored ag equipment.
Duramax Domination: 1,000 HP Apiece—And Always Out Front
It’s battle-hardened vs. brand-new, VGT vs. fixed geometry, and Allison vs. ZF-6 in this husband-wife pulling partnership.
Is Ram Underrating Its Factory Horsepower Figures?
Proof that the ’25-newer Cummins is more powerful than we thought, TSD’s IFS Super Duty nears completion, and racers come out of the woodwork for a shot at $100K.
The $100,000 Diesel Race
The highest payout diesel drag race in history, the Scheid Diesel Extravaganza returns to Terre Haute, and the Hot Shot’s Secret PPL joins forces with IHRA and OTTPA.
Test Hooking To A D9?!
Puller Vs. Pusher. Can a third-gen Cummins pull a D9 bulldozer? Plus, all the details on WC Fab’s square body Duramax swap kit and a one-of-a-kind 4BT Power Wagon.
Everyday Diesel
Dane Crowder’s 700 hp ’17 F-250 was built for hard work, rough play, and long-term durability.
SEMA’s Best Diesels
Three top-notch builds from SEMA, GM loses its license to use Allison trademarks, Jelibuilt’s next 7.3L Power Stroke, and a Wyoming diesel mechanic receives a presidential pardon.
Heavy-Duty And O-Ringed: Freedom Series 6.0L Heads
With a superior casting, oversized valve seats, and O-rings as standard equipment, Fleece’s new 6.0L Power Stroke cylinder heads are poised to change the game.
4,500 HP Or Bust!?
DDP’s plan to hit 4,500 hp, a new L5P Duramax horsepower record, ODSS drag racing returns to Ohio, and a pair of proven, 10-speed TorqShift options for ’20-newer Fords.
Set On Automatic
A hot-lapping, 1,200hp Cummins-swapped Ram 1500 that runs 6.70s like clockwork.
Cummins Killer III Does It Again—A Clean Sweep At Diesels In Dark Corners
Cummins Killer III dominates Diesels In Dark Corners once more, a 5.70 Index truck goes no-prep racing, and FP Truck Fest 4.0 surpasses all expectations.
Durability Defined: 60+ Passes At 2,500+ HP
Proof that Wagler Competition Products has one of the best race engine programs in the country, a champion is crowned at the King Of The Street Challenge, and a new VP44 record could be on the horizon.
Hub City Dirt Drags 2025
With all winter to fix anything that breaks, dozens of diesels go for broke at the season-ender in southwest Wisconsin.
Crazyhorse Is Back On Top
Horsepower, carnage, pulling, and burnouts in Hub City, Wisconsin, radial tire racing in south Georgia, and another no-prep win for the Texas-based, Crazyhorse Ford.
The First Duramax To 3,000-rwhp
The first Duramax to 3,000-rwhp, Nathan Wheeler’s hunt for a billet-aluminum Cummins, and Derek Rose plans to bring the world’s fastest 4x4 diesel truck out of retirement.
High-Quality DIY: The Nissan Titan XD Lift Pump Rebuild Kit That Will Save You Hundreds
Fleece Performance Engineering’s affordable, common-sense fuel system solution provides the parts (and detailed instructions) every Titan XD owner needs to rebuild their lift pump.