catalytic

FS used 91-94 test pipes (I THINK) unknown brand but the welds look GREAT please reach out to discuss fitment if you are not sure. Asking $200 obo.

FS: High Flow Cats w/Adapters. *SOLD* *****SOLD***** Hello all, I have a pair of high flow cats with adapters that I used on my 05' with a Taitec exhaust and stock headers. These should fit 97+ model years and the included adapters allow these to fit 02+ specifically. I'm not sure how long...

SOLD Exhaust Test Pipes, Stainless with O2 sensor bungs SOLD! Stainless exhaust test pipes. Have extra set of O2 sensor bungs, great for wideband tuning. $145 shipped OBO

Hey guys, This is my first post, but I have viewed many and have gotten a lot of good information from this site, but this is one thing i can't seem to locate. I have searched the site extensively and could not get a definitive ruling. I have found conflicting information stating the 90-95 cats...

Prospeed 300-cell high-flow cats pulled off a 1994 NSX. It was on the car for about a year and a half / ~7k miles. I failed the smog test with these on. I removed them and replaced them with my OEM cats and easily passed the retest. Therefore I am selling these cats for the price of test...