Copperhead diesel performance
We know everyone’s needs are different. That’s why we work with you to create a plan specific to your truck. And, whether it’s high performance upgrades or maintenance, you can trust us to deliver honest, quality work — every time.
The CPD Performance Promise
Building Better Transmissions
Hover over the hotspots to learn more about what is inside our custom transmission.
Your Ride. Your Way.
We’re here to help you expand and push the limits of your truck. We don’t believe in a “one size fits all” approach to tuning.
the latest Retune custom kits
Check out some of the latest kits we’ve been able to make for some of our happy customers.
He spent six years in the Army, including two deployments overseas. Once he returned home, he started helping his buddies fix-up trucks in his spare time. He wasn’t a mechanic in the Army, but he was an avid learner…