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RE: Changing out the Mufflers on my '03 GT...Help, Advice???
I've just installed flowmaster Super 40 Series on my '04 GT, nice rumble/growl under power no drone while cruising. I like them, nice power/throttle response. I'm using my stock H pipe and pipes.
John
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'04 Black GT, '04 C-5 CORVETTE, and, too many others!! THE GT: UPR CAI, PP plenum, 70 mm throttle body, FRPP suspension, MMS panhard bar, sub frames, Steeda UDP's, Super 40 Flows, BBK shorty headers, SLP catted "X", Tri-ax, Mach I, grille and chin
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RE: Changing out the Mufflers on my '03 GT...Help, Advice???
