Magnaflow Comp Axle Back with Before/after Magnaflow X-pipe on LS3 with stock manifolds, cats, and resonators.
Best Prices -
Competition Axle Back - Maryland Speed with discount less than $400
X-pipe - eBay Vendor with discount $71.50
Install time ~ 1.5 hours
2SS/RS SIM M6 Polished 20's, Hockey Strips,
GFX, Kooks LT's, High flow CATS, Magnaflow x-pipe, Vararam CAI