Quote:
Originally Posted by 2SS_in_GA
I was going to go with CATs until I decided to go FI and make serious power. Seems the CATs can be an issue at some point. I run E85 and it's not smelly at all 
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FI setups are making well over 700 rwhp with the stock exhaust. Can't see CATs being an issue unless you plan to approach 750+ rwhp.