hey guys, great site from what i have seen so far. I have a 4 door 99 Yukon on 20's with a 355 crate and mild cam, cold air intake, dual exhaust with hushpower db2's and a little programming. I love it so far, the guy i bought it from and i are going to supercharge it come tax return time. Ill certainly be on here looking for any info i can get. heres a pic or two for you guys 
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