High flow cat
#2
Join Date: Apr 2010
Location: Mentor, Ohio
Posts: 12,153
#3
Magnaflow 23405 Direct Fit Bolt on High Flow Catalytic Converter OBDII | eBay
#4
I just installed the ZZP downpie with high flow cat and u bend delete. Its all stainless and a perfect fit. I felt a noticeable difference in acceleration. They make a nice piece.