About the Magazine
The September 2026 issue of Diesel World is packed with unique builds, hard-earned knowledge, and the kind of diesel ingenuity that keeps the community thriving. Leading the issue is Backyard Boogie, a true do-it-yourself C50 project that proves passion and persistence can create something unforgettable. Inside, you'll find everything from The Dad Bod Cummins, a five-second street truck that still retains a full interior, to Diesel, But Different, the story of a BMW 335d that challenges everything you thought you knew about diesel performance.
Readers will also get an inside look at One Truck, Several Disciplines, a build designed to excel in every lane without compromise. This issue goes beyond feature trucks with a deep dive into Mike Ryan’s legendary Freightliner and its assault on Pikes Peak, an update on the latest Diesel World editorial build, and a closer look at some of the newest OBS Ford upgrades from CP Addicts. Event coverage from Rudy’s Spring Truck Jam and Rio Heat 2026 captures the energy of diesel culture across the country, while the tech section delivers practical upgrades including a Fleece intake and grid heater installation, LBZ audio improvements, and a Thermo-Tec heat wrap install for Cummins owners. Whether you are into drag trucks, tow rigs, classic diesels, or cutting-edge performance, this issue delivers a little bit of everything that makes diesel ownership so addictive.
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Aug 18, 2025
EXCITING ARTICLES IN THIS ISSUE
Below is a selection of articles in Diesel World September 2026
FLEECE INTAKE AND GRID HEATER KIT
Fleece Performance Engineering developed a comprehensive grid heater kit for 6.7 Cummins engines, eliminating a common failure point while simplifying installation with a complete, user-friendly solution for multiple model years.
RUDY’S SPRING TRUCK JAM 2026
The Rudy’s Spring Truck Jam 2026 at Rockingham Dragway drew record crowds, delivering exciting diesel racing, drifting, and dyno action with smooth event operations and ideal weather.
THE DADBOD CUMMINS
Trent Owen transformed his 2007 Ram 2500 “Dadbod” from a dependable street truck into a purpose-built high-performance machine through careful planning, persistence, and continuous evolution.
AGGRESSIVE SEMIS ON PIKES PEAK
The Pikes Peak International Hill Climb, known as the “Race to the Clouds,” challenges competitors with a demanding mountain course, combining rich racing history, extreme elevation, and innovative vehicle engineering.
BACKYARD BOOGIE – A TRUE DIY C50 PROJECT
Jr. Patron transformed a 1967 Chevrolet C50 into an extraordinary custom showpiece, featuring extensive fabrication and unique modifications that make it a true conversation starter.
RIO HEAT 2026 – SOUTH TEXAS TURNS UP THE TEMPERATURE
The Rio Heat debuted in Mercedes, showcasing exceptional custom trucks, innovative craftsmanship, and reinforcing South Texas’ reputation as a premier truck-building destination.