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With its distinctive styling, refined interior and capable engine, your Kia Optima offers outstanding value, but all that quality's at risk when your car's catalytic converter goes south. Install a new, reliable Kia Optima catalytic converter from AutoZone for cleaner exhaust and smoother performance.

Show of 49  Results
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  •  | Page 1 of 5 |  
  • Part Number: 93257
  • Notes: Universal
    Universal Federal. Not for sale or use in the state of California.
  • Part Number: 93231
  • Notes: Universal
    Universal Federal. Rear. Not for sale or use in the state of California.
  • Part Number: 93236
  • Notes: Universal
    HM Grade Converter. Rear. Not for sale or use in the state of California.
  • Part Number: 93251
  • Notes: Universal
    Universal Federal. Rear. Not for sale or use in the state of California.
  • Part Number: 50479
  • Notes: Direct fit
    EPA Ultra Converter. Rear. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 55312
  • Notes: Direct fit
    EPA Ultra Converter. Rear. Additional Parts Needed: 31599, 31534. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16380
  • Notes: Direct fit
    EPA Ultra Converter. Additional Parts Needed: 31337, 31537. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16667
  • Notes: Manifold converter
    Exhaust Manifold with Integrated Catalytic Converter EPA Ultra. Left. Radiator Side. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16395
  • Notes: Direct fit
    EPA Ultra Converter. Front. Additional Parts Needed: 31599. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16483
  • Notes: Manifold converter
    Exhaust Manifold with Integrated Catalytic Converter EPA Ultra. Additional Parts Needed: 31640. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16513
  • Notes: Direct fit
    EPA Ultra Converter. Additional Parts Needed: 31337, 31534. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 16568
  • Notes: Manifold converter
    Exhaust Manifold with Integrated Catalytic Converter EPA Ultra. Rear. Additional Parts Needed: 31309. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  •  | Page 1 of 5 |  

Make sure your car runs as efficiently as possible by choosing one of our high-quality Optima catalytic converters. A properly functioning catalytic converter is key to reducing harmful emissions and passing a tailpipe check. With our catalytic converter for Kia Optima, not only do you minimize pollution, but you also get optimal fuel economy and a break from engine stalls caused by a defective converter. Visit your neighborhood AutoZone and experience the difference of outstanding service, expert advice and great prices. Don't forget to take advantage of free battery charging and engine diagnostic testing when you come in.

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