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Old 08-09-2018, 02:03 PM   #142
Ricco
 
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Drives: 2018 ZL1 Vert A10
Join Date: Jul 2017
Location: Houston
Posts: 471
Quote:
Originally Posted by kttxz06 View Post
Is there a secondary cat on these cars cus there is just no way the left side blew all the way back and got passed that crimped section. Where is the 2nd cat on these? Cus they could be the secondary right? Wherever that 2nd cat is, it has to be after the crimped section cus I find it impossible for this huge ass chunk to make it through that section. Remember, I'm still running a stock mid section. I know the front cats are gone, I don't have any. But, u could be right, maybe this was shit that wasn't cleaned out the first time I blew the front cats.
The primary cats are in the headers and the high flow cats that you had, go where the secondary cats are, on a stock exhaust, so you dont have either set of factory cats for sure.

I fully expect that Matt would have replaced both high flow cats with offroad connection pipes from Kooks. There is nothing else downstream of that, other than dents in the pipe.
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2018 ZL1 Vert - 854Whp / 791Wtq
2016 BRZ
2013 X5D
2005 STI
2001 2.5 RS

Previous cars in chronological order
2016 GT350, 2014 MEV Rocket, 2013 Nissan Qashqai + 2, 1.6L Diesel, 2010 Nissan Note 1.5L Diesel, 2012 Dodge Ram 2500 6.7L Cummins, 2009 Subaru Impreza STI, 2005 Dodge Ram 1500, 2004 Mini Cooper S, 1997 Subaru Impreza Catalunya special Edition, 1992 Daihatsu Charade GTti, 1978 Mk1 Ford Fiesta
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