Edge EvoHT2 Tuner With ECM/TCM Unlock 20-23 GM 6.6L Duramax L5P XDP-XD309 or anywhere that gets cold

or anywhere that gets cold

and the additional sound that comes along with it

whomever you want to blame

Each accessory name can be customized

Valair offers this upgraded clutch kit specifically for 5 speed NV4500's that converts it to a 13" clutch disc

Edge EvoHT2 Tuner With ECM/TCM Unlock 20-23 GM 6.6L Duramax L5P XDP-XD309 or anywhere that gets coldUnlock the power potential of your L5P Duramax with a simple to use tuner that gives your Duramax up to 125 HP and 275 LB FT along with TCM or "Transmission Control Module" tuning. The Edge EvoHT2! This is a tuning option with efficient and easy to use technology, a color screen with great visuals, and four levels of pre loaded tuning. This device will also give you the ability to calibrate for larger tires, idle up feature, command manual DPF