Thread: Roto fab and catback exhaust.
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Old 06-25-2017, 09:29 PM   #8
NerdWerx
 
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Drives: '13 ZL1
Join Date: Aug 2012
Location: St. Joe, Michigan
Posts: 54
Quote:
Originally Posted by edc901 View Post
No. Felt no gains. Just bought for #ballastatus and sound. Keep factory NPP to save money. Maybe just do a second cat delete.
Haha! Good stuff, man! Would love to hear it.
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