2001-2007 Duramax 6.6L LB7/LLY/LBZ

Tim Richards

Verified Purchase

Very professional service.

I had tons of questions and they were answered within hours via email. My tuner and delete kit were shipped fast. I had some install questions and they responded right away. The team at the diesel dudes went above and beyond to make sure my delete process went smoothly. They even checked in a week later to ask how the truck is running. I'm sending all my diesel friends here!

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Collection: 2001-2007 Duramax 6.6L LB7/LLY/LBZ

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