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Inside This Week: Dyno Day, Gear Swaps & More

Diesel Builds That Dominate

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King Triad: A Transformed GMC Sierra

Cognito Motorsports is based in Bakersfield, at the southern end of California’s San Joaquin Valley, an area that benefits from both the ag industry and […]

Diesel World Staff
July 31, 2018

A Lifted 2014 Ram 3500 That Does It All

Making A Statement With A Sky-High 2014 Ram 3500 In the past few years, diesels have gone from trucks mainly used as tow rigs to […]

Jason Sands
January 13, 2026

Goin’ for Broke

A Budget-Built, 600hp 7.3L Puller Making the most of any situation is what life’s all about. For Zach Green, that meant converting his once daily-driven […]

Mike McGlothlin
September 06, 2018

FLATBED REFRESH-Power Upgrades for 12-Valve Cummins

Power Upgrades for 12-Valve Cummins There’s no denying just how impressive today’s new trucks are, they’re comfortable to drive, they’re quiet and they make ridiculous […]

Jacob White
October 01, 2020

OFFICIAL EVENT LIVE STREAM SCHEDULE!

Jul 03

Iowa State Fairgrounds 3000 East Grand Avenue, Des Moines, IA 50317

Goodguys 35th Speedway Motors Heartland Nationals Presented By FiTech Fuel Injection

Jul 10

Ohio Expo Center 717 East 17th Avenue, Columbus, OH 43211

Goodguys 28th Summit Racing Nationals Presented By Grundy Insurance

Jul 11

Stray Angels Show & Shine at Melrose Vineyards 885 Melqua Rd. Roseburg OR. 97471

Stray Angels Show & Shine

Diesel News

Diesel News - New Events for 2023; New Cummins Tuning and more

Truck Of The Week KC Turbo’s Record-Setting 6.0L Hits The Quarter-Mile It’s been a while since Charlie Fish and the KC Turbos crew unleashed their […]

DW STAFF
October 18, 2022
5 minutes read

World’s First Full-Manual Valvebody, Four-Speed 68RFE

Full-Manual Valvebody, Four-Speed 68RFE WP Developments has created the world’s first full-manual valvebody 68RFE. The quick-shifting four-speed does away with the use of the 68RFE’s […]

Mike McGlothlin
February 06, 2023
1 minute read

King of the Dyno

ATS Diesel’s Gauntlet Challenge Every year across the country, countless diesels hit the dyno in search of more power. The most extreme Fords, Rams, and […]

Jason Sands
November 23, 2017
9 minutes read

Keeping Pace, Part 1: 500hp 7.3L Recipe

Make Your 7.3L A Contender Without Sacrificing Durability A quarter century ago, Ford’s HEUI-injected 7.3L Power Stroke was state-of-the-art. These days however, your ’94.5-’03 Ford […]

Mike McGlothlin
May 23, 2022
18 minutes read

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Diesel Builds That Dominate

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