2004-2005 Duramax 6.6L “Advanced Race Tuning” Custom EGR Delete Tune EFIARTLLYSOTF


Product Highlights:

Vin, Tire Size, Serial Number of tuner, Authorization Code

HP Levels
Level 1 Stock
Level 2 50 HP
Level 3 75 HP
Level 4 90 HP
Level 5 120 HP

DSP5 Switch Required to change power levels (Plugs into ECM)


*Race Only*
**This product is not legal for sale in the province of Ontario for road/highway use. Please check with local and provincial legislation/regulations for legality of such product/s.  We assume no liability for misuse of this product/s.**