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I recently had my 2020 Denali with 3.0 duramax in for a problem with my cruise control. They replaced several parts,and among them was the engine control module. When I got the truck back, the cruise was working,but engine performance seemed a little weird. When I take off from a dead...

I got a notice that the stealth module is being released for the 3.0. I was wondering if anyone has tried one yet? I would love to see a dyno comparison before and after. You would think if it was a significant change,they would post this info. 🤷🏻‍♂️Price looks to be around $700.00. A lot of...

Curious if anyone has performed a cat delete on the duramax3.0? Would like to know how it sounds and performs. 😎

Anyone know how to get a little more turbo sound from this engine? It’s a little too quiet for me. 😂 Thought I was going to open up the exhaust a little until I looked underneath and saw it was just a straight pipe all the way from engine!🤷🏻‍♂️

Love the truck and engine!:)