catalytic

97 80 Series Y-Pipe with 1st stage Catalytic converter, replaced at 168k mile Very good conditions, just need to extract one severed bolt out of the O2 mount $400 + shipping Located in San Francisco Bay area.

OEM Catalytic Converters off my Cruiser because the mechanic told me they were bad. Turns out it was just bad O2 sensors - after I bought and installed CA approved aftermarket cats :( I owned of the vehicle and will provide a Bill of Sale, VIN#, and complete contact info. Had 245K miles...

I'm getting a catalyst insufficiency code in my 100 (P0430/ P0420), I think the cats are gummed up. Has anyone used an ultra sonic cleaner to clean them out? It sounds like an easy way to clean a gummed up CAT but I've never cleaned a catalytic converter this way! I don't want to damage the...