I've heard mostly from hearsay. I hear that they are a good exhaust system, but some people think they are overly-expensive. So I guess bottom-line, if you can afford em, go with em.
SOLD -2005 Black GT Whipple HO| Oil Seperator | Steeda Tensioner | 93 dyno tune | Autometer Cobalt | GTAs | Eibach Pro-kit | Tokico D-Specs | CHE UCA | BMR PH | BMR LCA | BMR LCA Bracket | 18x9/10 Deep Dish Bullits
2013 Shelby GT500