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Kia Optima Catalytic Converters
This page brings together catalytic converters for the Kia Optima covering model years 2001–2020, with options ranging from universal units to direct-fit and manifold-style replacements. Select your year above and we'll show only the catalytic converters that fit your Kia Optima. Fitment is checked against our vehicle data for every part listed.
1 - 30 of 61 results
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AP Exhaust 608746 Universal OBDII Catalytic Converter Federal EPA Select+Plus
Part: 608746
Vehicle Specific
$192.93
2 left at this price
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Walker Exhaust CalCat CARB Compliant Direct Fit Catalytic Converter with Integrated Exhaust Manifold
Vehicle Specific
from $390
In Stock (10+)
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Magnaflow 51205 Universal Catalytic Converter Inlet/Outlet OEM Grade EPA Compliant - 2.25
Part: 51205
Vehicle Specific
$194.00
In Stock (10+)
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AP Exhaust Federal EPA Catalytic Converter Direct Fit Integrated Manifold
Vehicle Specific
from $211
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Magnaflow 441004 Universal Catalytic Converter 2.00 Inch Inlet/Outlet
Part: 441004
Vehicle Specific
$503.00
1 left at this price
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Magnaflow 99305HM Universal Catalytic Converter 2.25 Inch Inlet/Outlet
Part: 99305HM
Vehicle Specific
$188.00
In Stock (10+)
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Magnaflow 457105 Universal Catalytic Converter 2.25 Inch Inlet/Outlet
Part: 457105
Vehicle Specific
$333.00
1 left at this price
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AP Exhaust 608705 Universal Catalytic Converter Federal EPA OBDII Select Plus Tech Series
Part: 608705
Vehicle Specific
$163.52
1 left at this price
What's here for your Kia Optima
- Direct-fit catalytic converters designed as OE replacements
- Universal catalytic converters for flexible installation
- Manifold catalytic converters combining the exhaust manifold and converter in one unit
The widest selection here comes from Magnaflow, Catco, AP Exhaust, and Walker Exhaust, giving Kia Optima owners a broad range of fitment styles and construction types to choose from. Other categories Kia Optima owners shop for: Kia Optima Brake Rotors and Drums, Kia Optima Shocks and Struts and Kia Optima Springs and Suspension Parts, or browse all Kia Optima parts and accessories.