Looking for information on standalone harnesses and tuning?
Start with our ordering guide for a walkthrough.

Whether it’s your Dad’s old classic C-10 or a custom street rod
that you have always wanted since you were a kid!
We can help you turn your custom ride into a powerful, reliable
and impressive machine by helping you power it with a Duramax Diesel.

We've got your tunes covered for ECMs & TCMs,
providing several options on how to accomplish that for you.
Also check out our custom harnesses!

We have the experience and parts you need to
make your duramax powertrain swap integrate flawlessly.