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Help with 2003 Exhaust

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Old Sep 14, 2009 | 11:02 AM
  #1  
03 Blaze's Avatar
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Default Help with 2003 Exhaust

Im installing a new muffler and i was wondering what size the stock exhaust size is coming from the muffler and the tip also. Thank You
 
Old Sep 14, 2009 | 12:02 PM
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I would guess it's 2.25"
 
Old Sep 14, 2009 | 12:36 PM
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Yep, 2.25".
 
Old Sep 20, 2009 | 10:06 AM
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the muffler is 2.25 and the cat is 2.5... they are genius's at GM !!
 
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