RG Diesel LLC

07/17/2026

Our customers have been showing up and showing out this summer. 🏆

Seeing trucks we’ve had the privilege to build and maintain bringing home hardware never gets old. We appreciate every tag, every shoutout, and every time you trust us to keep your truck performing its best.

Congratulations to everyone bringing home trophies this season. Keep representing, keep chasing the next one, and we’ll keep turning the wrenches. 🤘

07/15/2026

🔥🔥🔥🔥🔥🔥
Get with us for any of your Fleece Performance Engineering products!

07/15/2026

Join us July 20-22, 2026 at 7pm nightly at the Greene County Fair! Monday & Tuesday - BIG tractors rip the dirt. Wednesday nights action includes high horsepower trucks! Smoke & Dirt will fly… and things might get HOT 🔥🔥
Greene County Fair

07/08/2026

Another 5th gen Cummins in for a solid Tappet conversion. Shout out to Hot Shot's Secret hotshotsecret for the best assembly l**e on the market!

07/08/2026

Engine & Transmission Tuning — 5 Power Levels, Butter Smooth Shifts, Better MPG. 25% Off Now.

07/08/2026

06/30/2026

Clean swap, clean wiring, factory like fit and everything works as it should. The smile on the customers face at pickup made every long hour worth it. We’re proud to put the RG Diesel stamp on this one 🐊

06/30/2026

3 Nights of Truck & Tractor pulling coming up at the greenecountyfair! Mark your calendars!
More info to come!

06/11/2026