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  1. Engine Tunes/Mods
    New guy here. I have an 06 Trailblazer 4.2 i6 with a fried engine. I've been calling around to see who has motors at what prices so on and so forth...what I'm coming to the conclusion of is it "seems" it's all the same motor (minus some horsepower) so ultimately my question is can I put an 04 TB...
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