Quote:
Originally Posted by mbrusco103
i got about 11-12 mpg until i installed my borla catback now im up to 14.5-15 mpg and about the same for my friend who also installed a borla catback. im installing an adm intake this week and im hoping i can get another little jump.
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Um, care to explain how a catback is going to increase your MPG, especially on a stock car?