The Science Behind Flexplates With Goerend Transmission
The highly engineered drivetrain component that must strike the perfect balance between strength and flexibility—while also absorbing rotational torque and axial thrust.
LML Duramax
Will This Billet Block 6.4L Reset The Fastest 4×4 Diesel Record?
No more cracked 6.4L blocks for Rudy’s Performance Parts, Jelibuilt’s 1,500hp 7.3L is up and running again, and All In Truck Performance squeezes 1,000+ hp through a stock LML turbo.
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...
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.
The Best (And The Rest) Of U.C.C. 2025: Action From the Dyno, The Pits, And The Booths
The LML Duramax horsepower record gets reset, the latest CP4 solution for the 6.7L Power Stroke is unveiled, and a brand-new Super Stock pulling truck makes its debut.
Josh McCormack Conquers The Ultimate Callout Challenge
A new U.C.C. champ is crowned, ODSS drag racing from Indy, a fresh Duramax horsepower record, and the latest in CP3 technology.
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.
Ending 2024 With A Bang: Pro Street Vs. Pro Mod Grudge Race
The grudge race of the year, the NHRDA World Finals, a new Duramax record, and a few words on the wildest 6.0L Power Stroke in existence.
Inside U.C.C.
Hand-picked highlights from the Diesel Performance Industry Expo, the show ‘n shine, and the pits.
HEADLINES: The Newest Member Of The 4-Second Club
U.C.C. prep, big numbers at Thoroughbred Diesel’s dyno day, an emissions-friendly 700hp LML, and another 4-second player in Pro Street.
Cutting-Edge Engines & Problem-Solving Parts From The 2024 National Farm Machinery Show
Exotic engines, billet parts, giant turbos, and a few problem-solver parts for the everyday diesel owner.
HEADLINES: A High-Flying Chevy C10 With Duramax Power
It doesn’t get much better than watching a mega truck fly through the air, does it?
2011-2016 LML Duramax
The LML brought higher injection pressure, improved horsepower and torque, and SCR emissions technology to the Duramax line.