2004 5.3L Avalanche Z66 build
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2004 5.3L Avalanche Z66 build
Buddy has a 2004 Avalanche that he wants to put an intake/exhaust and a programmer in it. I was just curious what HP he would expect to gain he could expect. I am thinking of somewhere in the 25-30WRHP and TQ gain. What i was looking for too was dyno sheets. Thanks for the help guys.
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from what i have seen trucks can gain 15-18hp from a catback, and another 15-18 from a nice CAI, and a good 20-25 from a tune so yeah 50 isn't unattainable. and also parts start having a synergy and increase the gains when you get a good setup