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I have a 2002 GMC 1500 HD with a 6.0 and 4l80 Trans..
So here's the question it's totally stock other than a airaid intake still stock air filter can I do anything to spice it up without having to...

Thank you i will start checking that ..

144365 not sure want is going on.. all stock no tune, just trying to get it running smoooth i smoked and egr is leaking . ivery small leak thinking a block off plate.. will a have to tune it or just...