NASIOC - View Single Post - The $499 Shipped to you Door Turbo XS Catless Stealth Back Exhaust!!!

biker921 · 04-02-2007, 05:50 PM

With the stealth back, is there any lost power with using the stock muffler? Is there a power difference between the stealth back and the cat back (TurboXS)?

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04-02-2007, 05:50 PM	#2
biker921 Scooby Specialist Member Sales Rating: (37) Member#: 118236 Join Date: Jun 2006 Chapter/Region: TXIC Location: Austin Vehicle: 2004 Audi S4 White	With the stealth back, is there any lost power with using the stock muffler? Is there a power difference between the stealth back and the cat back (TurboXS)? * Registered users of the site do not see these ads.