The Aftermath Of Playing With Fire! (2,000 LB-FT Stock Bottom End L5P)
Pushing a factory long block L5P Duramax to the brink, Wagler’s ultimate Cummins valvetrain solution, and Stainless Diesel’s new top-feed injector system.
duramax 6.6L
2,000 LB-FT From A Stock Bottom End L5P Duramax?
1,500 hp and 10-second quarter-miles from a pair of factory long block L5P Duramax’s, ODSS race prep for Indy, and finding the limits of a 7.3L Power Stroke.
The Pullers Championship
Welcome to the Track at Holzhauers—the place where hand-picked, elite-level truck and tractor pullers battle it out in a 2-night affair.
The King Of All 4×4 Diesel Trucks Just Hit The Market
Multiple Duramax records set, dragster testing from Wagler Motorsports Park, and the fastest 4x4 diesel truck in existence goes up for sale.
World’s Fastest 4×4 Duramax
The 4x4 Duramax record changes hands, WP Developments breaks ground on a Super Stock pulling project, and we take a look inside a 1,500 hp, SPE-built 6.7L Power Stroke.
World’s Fastest Diesel Chevette?!
A 10-second, subcompact from the 1970s, a 1,200hp late-model Super Duty, and first-gen skin for the Cummins-powered, American Outlaw monster truck.
Rags To Riches
L5P Duramax-powered, Allison 10L1000-shifted and MoTeC controlled. Keith Porter’s tire-shredding, 2,800-pound hot-rod proves anything is possible in the diesel industry.
Christmas Carnage For A Pair Of Duramax-powered Hot Rods
Two LB7’s self-destruct, DHD looks to hire a Duramax builder, and Hot Shot’s Secret partners with Pro Pulling League for 2025.
The Duramax: 25 Years Later
A quarter of a century ago, GM announced plans to introduce the 6.6L Duramax we’ve all come to know and love.
The Fastest Diesels In The World Are Coming…
The ODSS releases its 2025 race schedule, an L5P Duramax squeezes 832 hp through a 66mm VGT, a drag racer visits the hub dyno, and GM issues a massive recall.
Transcendent: Nathan Bandstra’s Record-Owning, 5-Second Duramax
This drag racing, dyno-melting Silverado packs a stroker motor, big compounds, a 4R100, and well north of 1,500 hp.
Proven Race Recipes
Cummins, Duramax, and Power Stroke. A look inside some of the strongest-running and most consistent rides in diesel drag racing.
HEADLINES: SDP’s Twin-Turbo C10 Masterpiece
An 1,100 hp 6.0L Power Stroke, a 2,000hp no-prep Dodge, Sterling Diesel Performance’s twin-turbo Duramax C10, and a Duramax streamliner bound for the salt flats.
HEADLINES: Billet Duramax Badassery At Wagler’s
Billet Duramax blocks, built-to-order compounds, the return of the Crazyhorse no-prep Ford, Quality Diesel Performance’s dyno day, and an important PSA about buying aftermarket parts online.
2017-2024 L5P Duramax
A Denso fuel system, an in-tank lift pump, a billet wheel BorgWarner VGT, and more than 900 lb-ft of torque made the L5P Duramax competitive right out of the gate.