About the Magazine
The August 2026 issue of Diesel World is packed with the builds, upgrades, and stories that keep diesel enthusiasts turning pages. On the cover, Road Dog showcases the Matkins family Power Wagon, a truck that perfectly blends capability, character, and old-school diesel attitude. Inside, you'll find Knowledge Is Power, a thoughtfully built OBS F-350 that proves careful planning always pays off, along with Heavyweight Hauler, a custom Chevy 5500 that redefines what a tow rig can be. The issue also takes a closer look at Raymond’s Wrecker, an International tow pig being brought back to life, and explores the fascinating idea of a consumer CAT pickup in Caterpillar Goes Consumer.
Beyond the feature trucks, readers can follow along as the Diesel World editorial build dives deeper into its 6.7 Cummins transformation and learn the hard lessons that come with owning a C4500. Tech coverage is loaded with practical upgrades, including Duramax torsion bar support improvements, airflow and engine bay enhancements for the L5P, and a full HSP makeover on a 2025 Denali Ultimate. Add coverage from the Diesels of New York season opener, fresh product highlights, and real-world diesel knowledge throughout, and this issue delivers the perfect mix of inspiration, tech, and heavy-duty horsepower for diesel fans of every kind.
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Aug 18, 2025
EXCITING ARTICLES IN THIS ISSUE
Below is a selection of articles in Diesel World August 2026
DIESELS OF NEW YORK
The Diesels of New York 2026 season opener at Orange County Fair Speedway drew hundreds of diesel trucks, delivering impressive builds, enthusiastic crowds, and a high-energy start to the Northeast diesel season.
KNOWLEDGE IS POWER – PAUL BLUM’S THOUGHTFULLY BUILT OBS F-350
Paul Blum turned his lifelong passion for Ford OBS trucks into a hands-on hobby, building skills and preserving the classic appeal of the iconic Blue Oval pickups.
CATERPILLAR GOES CONSUMER
The Caterpillar pickup showcased at CONEXPO 2026 drew widespread attention with its rugged, equipment-inspired design, sparking excitement despite not being a production vehicle.
ROAD DOG – TRUCK OF THE MONTH
Phillip Matkins found his ideal 1964 Dodge W200 through friends, transforming a promising classic into a comfortable family truck built for lasting adventures.
MORE WHISTLE, LESS RESTRICTION
HSP Diesel upgraded an LBZ Duramax with a high-flow intake, enhancing airflow, turbo sound, and supporting future performance modifications as part of a complete upgrade package.
RAYMOND’S WRECKER – BRINGING AN INTERNATIONAL TOW PIG BACK TO LIFE
Raymond Palmer showcases his unique 1952 International L-130, blending vintage style with functional towing capability to reflect his passion for heavy recovery and classic trucks.