Thread: The Power of 2.5- vs. 3-Inch Exhaust - Engine Masters Ep. 9
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Old 05-19-2016, 01:51 AM   #7
233
 
Drives: I have a bike.
Join Date: Aug 2015
Location: IN
Posts: 87
Quote:
Originally Posted by Mr Twisty View Post
Why no change when reduced at the header but power drop when reduced at the cat-back?
Because roadkill.
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