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Old 05-08-2009, 04:00 AM   #16
Dances With Mustangs
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Drives: 2010 1SS/RS MT
Join Date: May 2009
Location: USA
Posts: 3,599
Originally Posted by GMtothecore View Post
Very much would you say CAI, LT headers, catback exhaust.....all with a tune....affect fuel economy?
If you can afford an SS and have the money for a CAI, LT headers, catback and a you really care what the fuel economy is? lol
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