Carbonetics Carbon 1.5 way is the best hands down for the track, its the lightest of the bunch, and very grabby, quiet as well, the metal one is a completely different story.
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2011 Mustang 5.0 | 3.55's | Lethal Performance off road H-Pipe | Magnaflow Muffler Delete | JLT CAI/Bama tuned 417whp/ 404 ft/lbs
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