We Replace Catalytic Converters!

Our local catalytic converter repair shop specializes in the replacement of any Honda, Ford, Toyota, Nissan, Mazda, and many more vehicle makes. We offer cheap catalytic converter replacement service for stock (oem) or high performance catalytic converters. Our goal is to get you back on the road ASAP, we change catalytic converters in a quick turnaround time. All of our Catalytic Converters are California State Approved.

If you are looking for a low cost catalytic converter replacement shop Crownd Automotive is the answer! Click Here to schedule your appointment or feel free to give us a call at (626) 665-0974.


  • How do I find the right Catalytic Converter?

    [wpdm_package id=’11191′]

  • How do I know my Catalytic Converter is bad?

    There are several signs of a bad catalytic converter: 1) Your car may not want to start due to a clogged catalytic converter. 2) Your car may delay when trying to accelerate while driving. 3) Your check engine light may be on as an indicator shown as P0420 or P0430. 4) People hear a rattling sound from underneath your vehicle.

  • Is it cheaper to keep my existing catalytic converter?

    No your vehicle can actually lose gas mileage due to a bad catalytic converter. This usually happens after 50,000 miles of driving. It is actually cheaper to change your old catalytic converter for a newer one.

  • Why can’t I just drive with my bad catalytic converter?

    You can however eventually your car will need to get smogged checked and will fail it’s emission test. This can also result in more problems down the road. Most of all, we strongly recommend replacing your catalytic converter to decrease pollutants to our already contaminated environment.

Catalytic Converter Replacement Quick Quote!


Azusa, Claremont, Covina, Duarte, Glendora, Irwindale, La Verne, San Dimas, West Covina, and all other surrounding cities and suburbs.