Thread: Cat back vs axle back from gmpp. What's the diff?
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Old 03-26-2011, 08:16 PM   #7
mikeSS


 
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Drives: 2015 c7
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Quote:
Originally Posted by Dvenom View Post
I heard catback replaces the whole exhaust, makes your car breath better, and I also heard the stock exhuast weighs around 50 pounds.
the whole exhaust is headers to mufflers, a cat back is not that.
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