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What is the dia of the exhaust on our cars? I was looking to get a cut out and figured I better get the right size... Sorry if I missed this in another post too!
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3" before the cat.
2 1/4" after the cat.
I think you'll find most people will recommend you get a cat back of at least 2 3/4" before doing a cutout.
Good luck.1997 silver Camaro RS<br />|T-Type Powered|<br /><a href=\"http://www.kwfbody.com\" target=\"_blank\">Looking for a local F-Body club in K/W, Ontario, Canada?</a> -
Just make sure the cutout is installed after the cat.<b>99 Camaro Z28 A4</b><br />R.I.P. 00 Firebird 3.8<br />14.89 @ 90, 2.03 60\'Comment
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