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4.8
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  1. Engine & Performance
    Any cam gurus out there know what i can do cam wise here in great californa ..I would like something that chops and is better performence wise.I heard you can get away with like a tsp 226/228 with a great tuner .. or is it false ?Its a 2006 Silverado extend cab for anyone wondering with the 4.8L
  2. Site News
    I installed a new ac Delco ecm from rock auto and now the truck won’t start. I also tried turning the key on for 11 minutes and off for 30 sec repeated times. Unplugged the battery terminals as well still nothing. What’s the method?
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