Search found 2 matches

by typerx
Thu Jan 12, 2023 8:18 pm
Forum: General Discussion
Topic: Source for 2.5" cat?
Replies: 13
Views: 2592

Re: Source for 2.5" cat?

Thanks for the replies guys - for some reason I wasn't getting notifications. In any case, I think the best route will be to modify the stock cat to accept the 2.5" header. I am nervous that getting an aftermarket cat and then adding flanges will cause problems at SMOG (even if the cat is CARB-...
by typerx
Tue Jan 03, 2023 9:17 pm
Forum: General Discussion
Topic: Source for 2.5" cat?
Replies: 13
Views: 2592

Source for 2.5" cat?

Hi guys: I have been helping my son with a mild build on his 2001 Integra GSR. It currently has a USDM ITR header/cat and Mugen twinloop exhaust. I just bought a JDM 4-1 header for him but am now reading (duh) that the collector on the cat may be an issue. So, one option is to keep the stock cat and...