The DieselR Blog: Real Diesel Talk, No Fluff

If you're tired of overpriced shops, bad tunes, and YouTube mechanics with no skin in the game — you're in the right place. The DieselR Blog is built for real truck owners. Whether you run a 6.7 Powerstroke, a high-mile Cummins, or an L5P Duramax, this blog delivers hard-earned tuning insights, honest comparisons, and step-by-step guides to help you take control of your truck — and your wallet.

We’re not just dropping advice. We write tuning files, troubleshoot ECUs, test every device we sell, and work with owners across North America daily. So when we say it works — it works.