07'+ Silverado 5.3/A.F.M. HOP UPs anyone? - Chevrolet Forum - Chevy Enthusiasts Forums

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2014 Chevy Silverado
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Old 08-26-2007, 04:39 PM
Join Date: Aug 2007
Posts: 24
Default 07'+ Silverado 5.3/A.F.M. HOP UPs anyone?

I ve recently purchased the new body 07' style Silverado, extended cab, short bed 5'8", 2wd, 5.3 gas motor with the Active Fuel Managment system, I ordered the larger 3.73 rear end for towing my Camper. I love the trucks power and mpg, But i cant leave a good thing alone and stock is boreing, soooooo I was wanted to know if anyone has tweeked there new 5.3 a.c.m. motors and what works? air exchanger, cat back exhaust and chips are what I have heard on the street? This type motor may be too new also? any info is appreciated
2007 Silverado LT1/5.3v8/3.73
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Old 08-26-2007, 07:34 PM
Join Date: Mar 2007
Posts: 68
Default RE: 07'+ Silverado 5.3/A.F.M. HOP UPs anyone?

FYI - no chips since like 95 for GM. You can tune your pcm with a handheld programmer like Hypertech, Superchips, Edge, Diablo, etc... or you can have your PCM custom tuned. No chips though.
2007 NBS Silverado
1500 Extended Cab
5.3L FlexFuel 4WD
Blue Granite Metallic
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