Thread: Horsepower gain with borla s type exhaust
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Old 12-14-2011, 09:02 PM   #14
bannonm

 
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Drives: 2011 2SS/RS M6 VR
Join Date: Aug 2011
Location: Chicagoland
Posts: 1,536
Quote:
Originally Posted by epkmvuoq View Post
May need to mention,,,,,, cat back
ZERO. CAI will do more for you. I have the S-type.
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