Duramax Tuner Switch On The Fly SPADE Preloaded Tuning Device 01-10 GM 6.6L Duramax Select Model Year:2006 - 2007 Carli's most popular system

Carli's most popular system

The Jounce Bumpers/Bump Stops are flexible polyurethane bumpers inside the bag that prevent bottoming out

And if you ever want to upgrade for more protection

and professionals alike

Duramax Tuner Switch On The Fly SPADE Preloaded Tuning Device 01-10 GM 6.6L Duramax Select Model Year:2006 - 2007 Carli's most popular systemWhat do you use your truck for? If you're like most, probably a little bit of everything, from hauling, work, daily driving, and some fun on the weekends. So, why not add tuning that maximizes the performance of your truck for everything you do with it? The SPADE delivers just that! Use Switch On the Fly so you can change your tune whenever you need; even while driving! No need to re flash each time so you can go from a towing tune and back to daily