i have a bbk 80mm throttle body and was curious if it would be okay to put it on my 03 5.3 without a tune. the truck is stock other then exhaust.
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i have a bbk 80mm throttle body and was curious if it would be okay to put it on my 03 5.3 without a tune. the truck is stock other then exhaust.
It'll run funny for a few days. Dave did it and his truck finally figured it out.
Put one on the 4.8 i had. Let it idle for 30 mins like it said in the destructions and it ran fine with no issues. Swapped it over on the Denali when i traded and no issues there either.