About Darkside Diesel

Founded in 2019, Darkside Diesel is a diesel performance shop specializing in Cummins-powered trucks and high-performance diesel applications. Built on a passion for performance, reliability, and quality workmanship, we provide custom solutions tailored to each customer’s truck and goals.

From dyno-tested custom tuning for towing, fuel economy, and racing applications to built transmissions, engine upgrades, and complete performance builds, our team is committed to delivering dependable power both on the street and at the track. Whether you’re looking to improve reliability, increase performance, or build a competition-ready setup, Darkside Diesel has the experience and equipment to help bring your vision to life.