I'm looking into a freer flowing exhaust as I still have the manifolds and stock 5.3 ypipe. I know it's chocking the crap out of my motor so i'm looking for recommendations. Thanks!
I'm looking into a freer flowing exhaust as I still have the manifolds and stock 5.3 ypipe. I know it's chocking the crap out of my motor so i'm looking for recommendations. Thanks!
99 Silverado 1500 4X4- 6.0 LQ4, LPP headers
00 Trans Am- H/C LS6 intake, 100 shot
11.64@121 w/1.74 60' @4400' elevation
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