Tuning wise I'm looking into taking a trip for the December meet.
Questions are by then I will have installed intake, headers, high flow cats, and exhaust on a new gm performance HT 383e crate engine..
Can tune this combo for optimum performance?
Thanks
Yes I know this thread is 5 yrs old but is there a fix to the code popping issue.
Programmer? PCM recall? I got a HT 383e on the way, headers high flow cats an other stuff in the garage and don't want all this crap in the engine bay or codes flashing.
I went through numerous searches an hr or...
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