Ok, I am going to open this discussion up (I suspect it will get pretty lengthy). I came from the diesel world as most of you know and from the duramax platform specifically. I had a few with over 700 wrhp daily drivers with twin turbos and such, with duramax tuner tunes (calibratedtuning)
Are these legit? They are claiming 20hp with these and a tune. I have the stock intake system on my 2020 XLT with an AEM dry filter but may get a BCB tune. Wondering if anyone else on here has used these tubes and has had good results.
Modified factory Y-pipe.
Picked up a OEM Y-pipe from a friend. Spent a little time after work yesterday and started replacing the factory cat with a straight pipe. Gonna try and have the other side done later this week. Very cost effective with OEM fitment :)
Does anyone launch in 4A (4WD Auto) with a tune? I know not everyone has that, especially XLT’s, & those guys launch in 4WD and then flip back to 2WD. I was wondering if the 4A engages under a (tuned) high power and then disengages after traction gained? Guessing it’s pretty hard on the parts if...
See post #115
Replacing downpipe with SPD catted downpipe and SPD turbo adapters, with new upstream O2 sensors. Got word that Full Race intercooler will be shipping out this week
See post #104
Returned the CPE intercooler because I don't want to deal with the headache of...