To start, choose a Duramax
Best Value & Easiest Installation
Do you like the idea of custom tuning, but have no intention of tuning your own truck? Duramaxtuner.com offers custom programmed ECM's built to meet customer specifications. All you have to do is click on the product you are interested in purchasing and fill out a short form. We'll ship you an ECM that's built to make the most of your parts combination. These ECM's offer five custom tunes which you can switch through while driving. Standard rotary switch is included in the unit price. Switch Upgrades available.