2004 Kia Optima Catalytic Converters & Components

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    • (0 reviews)
      # 62543405
      Kia Optima 2.7L 2004, Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Finish: Natural. Material: Cast Iron. Exhaust Manifold Inlet Port Shape: Round. With Installation Hardware. Bolt Hole Quantity: 2. Package Type:...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsCast iron or stainless tubular construction protects against warping and/or cracking
      $289.11 - $414.89
    • (0 reviews)
      # 72352313
      Kia Optima 2.7L 2004, Manifold with Integrated Catalytic Converter by Bosal®. Converter Configuration: Direct Fit. CARB Compliant: No. Includes: Two O2 Sensor Ports. If you’re in need of a replacement catalytic converter, you...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $317.25
    • (0 reviews)
      # 88066347
      Kia Optima L4 2004, CalCat™ Front Stainless Steel Round Catalytic Converter by Walker®. Location: Front. Includes: Warranty Card. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: Yes....
      Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $284.63
    • (0 reviews)
      # 88066348
      Kia Optima L4 2004, CalCat™ Rear Stainless Steel Small Oval Catalytic Converter without Air Tube by Walker®. Location: Rear. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: Yes....
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $119.68
    • (0 reviews)
      # 8740018
      Kia Optima 2004, Ultra™ Stainless Steel Catalytic Converter by Walker®. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: No. Converter Configuration: Direct Fit. Converter Body...
      Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $196.16 - $328.33
    • (0 reviews)
      # 87067438
      Kia Optima 2004, Ultra™ Stainless Steel Catalytic Converter without Air Tube by Walker®. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: No. Converter Configuration: Universal Fit....
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $82.85 - $105.95
    • (0 reviews)
      # 20570063
      Kia Optima 2004, Catalytic Converter by Bosal®. Converter Configuration: Direct Fit. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to vehicle manufacturers...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $226.56 - $316.24
    • (0 reviews)
      # 20567594
      Kia Optima 2.4L 2004, Premium Load Front Catalytic Converter by Bosal®. Location: Front. Converter Configuration: Direct Fit. Catalytic Series: Premium Load. CARB Compliant: No. Includes: O2 Sensor Port. If you’re in need of a...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $232.62
    • (0 reviews)
      # 88869093
      Kia Optima 2004 Direct Fit Catalytic Converter by Eastern®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this catalytic converter is a...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $210.57 - $356.00
    • (0 reviews)
      # 88869089
      Kia Optima 2.7L 2004 Direct Fit Manifold with Integrated Catalytic Converter by Eastern®. Inlet A: 7 Bolt Welded. Outlet A: 2 Bolt Welded. If you need to replace your failed or damaged manifold, this product is the right choice....
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $314.68 - $348.01
    • (0 reviews)
      # 172077549
      Kia Optima 2004 Universal Fit Rear Undercar Oval Catalytic Converter by Eastern®. Inlet A: 2". Outlet A: 2". Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $45.48 - $64.60
    • (1 review)
      # 81060388
      Kia Optima 2004, Catalytic Converter by DEC®. Converter Configuration: Direct Fit. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic converters are made...
      Direct fitMade from a heavy duty stainless steel outer shell
      $212.40 - $518.00
    • (0 reviews)
      # 86066572
      Kia Optima 2.4L 2004, Rear Catalytic Converter and Pipe Assembly by DEC®. Engine pipe with converter. Location: Rear. CARB Compliant: Yes. Converter Configuration: Direct Fit. Pick out a catalytic converter by DEC and get your...
      Direct fitMade from a heavy duty stainless steel outer shell
      $271.69
    • (0 reviews)
      # 136720779
      Kia Optima 2.4L 2004, Pre-Cat Direct Fit Catalytic Converter by PaceSetter®. Catalytic Converter Format: Pre-Catalytic Converter. CARB Compliant: No. Converter Body Material: Stainless Steel. Converter Configuration: Direct Fit. If...
      Catalytic Converters are a direct replacement for original equipmentEngineered for durability and ease of installation
      $147.02
    • (0 reviews)
      # 83039169
      Kia Optima 2004, Direct Fit Catalytic Converter by Davico®. CARB Compliant: No. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $234.90 - $389.48
    • (0 reviews)
      # 24160219
      Kia Optima 2004, Catalytic Converter Gasket by Victor Reinz®, Use 1 per Car. OEM Standard. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But before...
      $4.06 - $11.76
    • (0 reviews)
      # 66580320
      Kia Optima 2.7L 2004, Direct Fit California Front Catalytic Converter with Header by MagnaFlow®. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. Location: Front. CARB Compliant: Yes....
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $529.74 - $530.26
    • (0 reviews)
      # 62247165
      Kia Optima with LEV1 LEV Specification 2004, Direct Fit California OBDII Catalytic Converter by MagnaFlow®. Catalytic Series: OBDII. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $436.60 - $527.72
    • (0 reviews)
      # 61589116
      Kia Optima 2004, Direct Fit Federal OEM Grade Catalytic Converter by MagnaFlow®. Catalytic Series: OEM Grade. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB Compliant: No. Converter...
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $339.30 - $468.89
    • (0 reviews)
      # 61589118
      Kia Optima 2.7L 2004, Direct Fit Federal OEM Grade Catalytic Converter with Header by MagnaFlow®. Catalytic Series: OEM Grade. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB...
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $459.75 - $471.43
    • (0 reviews)
      # 61589117
      Kia Optima 2004, Direct Fit Federal Standard Catalytic Converter by MagnaFlow®. Catalytic Series: Standard. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB Compliant: No. Converter...
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $260.85 - $374.60
    • (0 reviews)
      # 61589119
      Kia Optima 2.7L 2004, Direct Fit Federal Standard Catalytic Converter with Header by MagnaFlow®. Catalytic Series: Standard. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB Compliant:...
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $400.94 - $412.59
    • (0 reviews)
      # 136722519
      Kia Optima 2.7L 2004, Direct Fit Catalytic Converter with Integrated Manifold by PaceSetter®. CARB Compliant: No. Converter Body Material: Stainless Steel. Converter Configuration: Direct Fit. PaceSetter Manifold Catalytic...
      Manifold Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent stainless steel tubing for a low restriction tubular manifold design
      $250.79
    • (0 reviews)
      # 174563966
      Universal Catalytic Converter by Bosal®. Converter Configuration: Universal Fit. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to vehicle manufacturers and...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $70.91 - $71.91
    • (0 reviews)
      # 182090567
      Universal Catalytic Converter by Bosal®. Converter Configuration: Direct Fit. CARB Compliant: No. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to vehicle...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $53.39 - $112.81
    • (1 review)
      # 139379692
      Universal Bullet Catalytic Converters by Eastern®. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new one, and this product is the way to go. Made of stainless...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.16 - $100.28
    • (0 reviews)
      # 139379691
      Universal Eco GM Round Catalytic Converter by Eastern®. Overall Length: 16". Converter Body Length: 12". Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $83.88 - $88.78
    • (0 reviews)
      # 172044678
      Universal Large Oval Catalytic Converter by Eastern®. Overall Length: 16". Converter Body Length: 12". Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $72.25 - $117.90
    • (0 reviews)
      # 139371691
      Universal Large Oval Dual Inlet Catalytic Converter by Eastern®. Outlet A: 2". Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of stainless steel, the...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $70.86 - $143.46
    • (0 reviews)
      # 172044684
      Universal Large Oval Single Inlet Catalytic Converter by Eastern®. Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of stainless steel, the catalytic...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $83.94 - $100.94
    • (0 reviews)
      # 139371686
      Universal Oval Body Catalytic Converter by Eastern®. Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of stainless steel, the catalytic converter is...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $45.48 - $108.03
    • (0 reviews)
      # 139371692
      Universal QuieCat™ Oval Resonated Converter by Eastern®. Overall Length: 18". Converter Body Length: 14". The new Eastern Catalytic QuietCat™ converter is specifically designed to meet the demand for quieter operation on full...
      Baffled tube reduces sound levels by 35% without losing horsepowerHigh flow design retains maximum engine output and maximizes catalytic efficiency
      $61.60 - $109.69
    • (0 reviews)
      # 139371685
      Universal Round Body Catalytic Converter by Eastern®. Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of stainless steel, the catalytic converter is...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $42.50 - $89.96
    • (0 reviews)
      # 172044711
      Universal Stuffed Tube Catalytic Converter with EndCap by Eastern®. Keep your exhaust emissions within specifications and your vehicle running in top condition with this quality product. Made of stainless steel, the catalytic...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $49.63 - $80.91
    • (0 reviews)
      # 139371684
      Universal Universal Fit Catalytic Converter by Eastern®. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new one, and this product is the way to go. Made of...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $55.42 - $84.21
    • (0 reviews)
      # 139371689
      Universal Performance Bullet Catalytic Converters by Eastern®. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new one, and this product is the way to go. Made of...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $65.65 - $119.05
    • (0 reviews)
      # 139371690
      Universal Tru™ Performance 304 SS Large Oval Catalytic Converter by Eastern®. Overall Length: 16". Converter Body Length: 12". Eastern Tru Performance Converters feature a 300 cells per square inch ceramic substrate for improved...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $102.60 - $106.73
    • (0 reviews)
      # 172044712
      Universal Tru™ Performance 409 SS Catalytic Converter by Eastern®. Overall Length: 16". Converter Body Length: 12". Eastern Tru Performance Converters feature a 300 cells per square inch ceramic substrate for improved exhaust...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.79 - $116.23
    • (6 reviews)
      # 120105855
      Universal 200 Series Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 200 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $116.53 - $204.95
    • (5 reviews)
      # 120105826
      Universal 220 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 220 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $64.66 - $68.56
    • (5 reviews)
      # 120105830
      Universal 222 Series Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 222 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $67.12
    • (1 review)
      # 120105834
      Universal 223 Series Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 223 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $73.86
    • (1 review)
      # 120105838
      Universal 225 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 225 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $68.02 - $71.98
    • (6 reviews)
      # 120105843
      Universal 240 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 240 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $129.60 - $144.93
    • (5 reviews)
      # 120105847
      Universal 250 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 250 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $130.99 - $147.34
    • (0 reviews)
      # mpn886220
      Universal 260 Series Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 260 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $247.74
    • (6 reviews)
      # 120105859
      Universal 282 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 282 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new Flowmaster...
      Exceed all federal emission standardsStainless Steel shells
      $102.20 - $142.92
    • (1 review)
      # 120105876
      Universal 283 Series OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 283 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $103.95 - $127.74
    • (1 review)
      # 120105881
      Universal 284 Series OBDII Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 284 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $187.88
    • (5 reviews)
      # 120105850
      Universal 290 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 290 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $108.66 - $128.44
    • (0 reviews)
      # mpn918025
      Universal 3512 Series OBDII Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3512 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless...
      Exceed all federal emission standardsStainless Steel shells
      $163.39
    • (1 review)
      # 120105898
      Universal 3588 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3588 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $186.54
    • (1 review)
      # 120105903
      Universal 3589 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3589 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $205.76 - $324.05
    • (1 review)
      # 181506618
      Universal 3612 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 3612 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $146.59 - $185.80
    • (0 reviews)
      # mpn918036
      Universal 3910 Series OBDII Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3910 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless...
      Exceed all federal emission standardsStainless Steel shells
      $255.76
    • (1 review)
      # 120105885
      Universal 3912 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 3912 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $215.14 - $253.85
    • (1 review)
      # 120105909
      Universal 3932 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3932 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $205.76
    • (0 reviews)
      # mpn918043
      Universal 3938 Series Pre-OBDII Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3938 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material:...
      Exceed all federal emission standardsStainless Steel shells
      $187.50
    • (1 review)
      # 120105892
      Universal 3940 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 3940 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $216.35 - $277.90
    • (0 reviews)
      # mpn918415
      Universal 3981 Series Pre-OBDII Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3981 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material:...
      Exceed all federal emission standardsStainless Steel shells
      $202.89




    2004 Kia Optima Catalytic Converters Reviews

    Average rating:  4.5  4.5 - 39 reviews
    5 of 5
    CanAmMex® 00747-212 - Thunderbolt™ Hi-Polished Single Rolled Angled Oval Tip
    These appear to be of very good quality, good welds.
    JPosted by John (Enfield, CT) /
    Was this review helpful for you? Yes
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    2004 Kia Optima Models
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