2004 Honda Civic Catalytic Converters & Components

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    • (0 reviews)
      # 16499534
      Honda Civic 2004, Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Finish: Natural. With Installation Hardware. More like a complete kit than a single part, many of the Exhaust Manifolds include gaskets and hardware...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsCast iron or stainless tubular construction protects against warping and/or cracking
      $261.35 - $632.89
    • (0 reviews)
      # 20565477
      Honda Civic DX / LX with ULEV Specification 2004, Manifold with Integrated California Catalytic Converter by Bosal®. Converter Configuration: Direct Fit. CARB Compliant: Yes. Includes: Two O2 Sensor Ports. 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
      $422.91
    • (0 reviews)
      # 20565556
      Honda Civic 2004, Manifold with Integrated Federal 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
      $263.76 - $343.46
    • (0 reviews)
      # 17739972
      Honda Civic EX 2004, CalCat™ Stainless Steel Direct-Fit Round Catalytic Converter by Walker®. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: Yes. Converter Configuration: Direct-Fit....
      Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $365.82
    • (1 reviews)
      # 88066203
      Honda Civic 1.7L 2004, CalCat™ Stainless Steel Universal Fit Round Catalytic Converter without Air Tube by Walker®. Includes: Warranty Card. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $164.14
    • (0 reviews)
      # 17739973
      Honda Civic EX 2004, Ultra™ Stainless Steel Direct-Fit Round Catalytic Converter by Walker®. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: No. Converter Configuration: Direct-Fit....
      Emission Warranty: 5 Years / 50,000 Miles (80,000 Kilometers)Structural Warranty: 5 Years / 50,000 Miles (80,000 Kilometers)
      $230.85
    • (0 reviews)
      # 138544005
      Honda Civic 2004, Ultra™ Stainless Steel Universal Fit Round Catalytic Converter without Air Tube by Walker®. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: No. Converter...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $103.17
    • (0 reviews)
      # 104604193
      Honda Civic 2.0L 2004, Universal Fit Catalytic Converter by Walker®. CARB Compliant: Yes. Converter Configuration: Universal Fit. Specifically designed to comply with the California Air Resources Board (CARB) Regulations. Universal...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $145.24
    • (0 reviews)
      # 95031444
      Honda Civic 2004, Federal 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...
      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
      $156.24 - $207.83
    • (0 reviews)
      # 88879674
      Honda Civic Gas 1.7L 2004, Standard Load Federal Catalytic Converter by Bosal®. Converter Configuration: Direct Fit. Catalytic Series: Standard Load. CARB Compliant: No. Catalytic Converter Overall Length: 11". Includes: Center O2...
      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
      $112.35
    • (0 reviews)
      # 88868492
      Honda Civic 1.7L 2004, ECO CARB Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor Location:...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $297.14 - $374.27
    • (0 reviews)
      # 100278165
      Honda Civic 1.7L VTEC Engine Engine Family: 4HNXV01.73A6 2004, ECO CARB Rear Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $93.73
    • (0 reviews)
      # 111781034
      Honda Civic 2004, ECO II Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor Location: Rear. CARB...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $196.06 - $224.02
    • (0 reviews)
      # 100289906
      Honda Civic 2004, ECO II Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Catalytic Converter Body Length:...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.01 - $69.40
    • (0 reviews)
      # 86070308
      Honda Civic 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
      $259.00 - $460.60
    • (0 reviews)
      # 81398070
      Honda Civic EX 2004, 608 Series Catalytic Converter by AP Exhaust®. Catalytic Series: 608 Series. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. Catalytic Converter Overall Length: 14"....
      Manufactured from high quality materialsDesign meet needs of OBDII equipped vehicles
      $89.76 - $96.70
    • (0 reviews)
      # 80140986
      Honda Civic 2004, Catalytic Converter by AP Exhaust®. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. Converter Configuration: Direct Fit. Inlet Type One: 2 Bolt Welded Flange. Outlet Type...
      Manufactured from high quality materialsDesign meet needs of OBDII equipped vehicles
      $232.98 - $250.63
    • (0 reviews)
      # 83038496
      Honda Civic 2004, Direct Fit Catalytic Converter by Davico®. EPA Compliant. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $187.45 - $375.53
    • (0 reviews)
      # 24032606
      Honda Civic 1.3L 2004, Catalytic Converter Gasket by Victor Reinz®, Use 1 per Car. Rear. OEM Standard. Material: Steel. This is an aftermarket part that replaces factory OE # EG24991, 18393-SH3-S00, 60517. When you’re low on oil,...
      $4.96
    • (0 reviews)
      # 66580298
      Honda Civic 2004, Direct Fit California Catalytic Converter with Header by MagnaFlow®. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB Compliant: Yes. Converter Configuration:...
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $504.88 - $523.76
    • (0 reviews)
      # 138286848
      Honda Civic 2004, Direct Fit California OBDII Catalytic Converter by MagnaFlow®. Catalytic Series: OBDII. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless Steel. CARB Compliant: Yes. Converter...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $559.33 - $566.94
    • (0 reviews)
      # 61588826
      Honda Civic 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
      $367.26 - $494.35
    • (0 reviews)
      # 62247118
      Honda Civic 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 Compliant:...
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $455.34 - $523.76
    • (0 reviews)
      # 98136289
      Honda Civic 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
      $311.53 - $317.87
    • (0 reviews)
      # 98136291
      Honda Civic 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: No....
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $363.15 - $398.55
    • (0 reviews)
      # 136722307
      Honda Civic 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 Converters...
      Manifold Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent stainless steel tubing for a low restriction tubular manifold design
      $246.50
    • (0 reviews)
      # 120089818
      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
    • (1 reviews)
      # 139379691
      Universal ECO GM II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO GM II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $88.68 - $88.78
    • (1 reviews)
      # 139379692
      Universal ECO GM Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO GM. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Catalytic Converter Body...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $83.88 - $88.78
    • (1 reviews)
      # 139379694
      , ECO III Catalytic Converter by Eastern®. Catalytic Series: ECO III. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Without Inlet Gasket. Without Outlet Gasket. Without Oxygen Sensor...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $82.05 - $100.28
    • (1 reviews)
      # 139371684
      , ECO III Catalytic Converter by Eastern®. Catalytic Series: ECO III. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Without Inlet Gasket. Without Outlet Gasket. Keep your exhaust...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $64.90 - $89.96
    • (1 reviews)
      # 139379693
      Universal ECO II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.16 - $80.86
    • (1 reviews)
      # 139371685
      Universal ECO II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.35 - $121.58
    • (1 reviews)
      # 139371686
      Universal ECO II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor Location:...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $69.40 - $72.55
    • (1 reviews)
      # 139371687
      Universal ECO II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.23 - $87.13
    • (1 reviews)
      # 139371688
      Universal ECO II Universal Fit Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor Location:...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.13 - $88.45
    • (1 reviews)
      # 139371689
      , ECO II Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Without Inlet Gasket. Without Outlet Gasket. Keep your exhaust...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $52.93 - $72.73
    • (1 reviews)
      # 139371690
      Universal Performance Universal Fit Catalytic Converter by Eastern®. Catalytic Series: Performance. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $65.65 - $119.05
    • (1 reviews)
      # 139371691
      Universal Performance Universal Fit Catalytic Converter by Eastern®. Catalytic Series: Performance. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Catalytic...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.79 - $116.23
    • (1 reviews)
      # 139371692
      Universal Standard Universal Fit Catalytic Converter by Eastern®. Catalytic Series: Standard. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $70.86 - $100.94
    • (1 reviews)
      # 139371706
      Universal Standard Universal Fit Catalytic Converter by Eastern®. Catalytic Series: Standard. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Inlet Diameter: 3". Outlet Diameter: 3"....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $64.80 - $64.87
    • (1 reviews)
      # 139371707
      , Standard Catalytic Converter by Eastern®. Catalytic Series: Standard. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket. Without Outlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $42.50 - $56.00
    • (0 reviews)
      # 118614769
      Universal GESI® High Output Catalytic Converters by Vibrant Performance®. Vibrant Performance and Global Emissions Systems Inc. (GESi®) have teamed up to supply a series of OBD2 (1996 and newer) high flow Catalytic Converters...
      EPA certified for use on OBD2 vehicles (1996 and newer) in jurisdictionswhere the installation of Universal Catalytic Converters is still permitted
      $335.21 - $448.35
    • (0 reviews)
      # 118614780
      Universal High Output Catalytic Converters by Vibrant Performance®. Vibrant Performance Metal or Ceramic Core Catalytic Converters are made entirely of Stainless Steel and feature a Monolith that is far more durable and capable...
      T304 Stainless Steel ConstructionThese Converters are covered by a 5 year / 50,000 mile warranty
      $75.76 - $109.10
    • (0 reviews)
      # 129455702
      Universal 304 SS High-Flow Catalytic Converter by Stainless Works®. CARB Compliant: No. Converter Configuration: Universal Fit. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $184.50
    • (0 reviews)
      # 129719053
      Universal PowerCat Stainless Steel Catalytic Converter by Dynatech®. 1 Piece. The Dynatech PowerCAT catalytic convertor uses the latest technology in catalytic convertor design. Utilizing a Premium Metallic Substrate internal...
      Premium metallic substrateSuperior strength and durability
      $174.99
    • (0 reviews)
      # 136720862
      Universal Bullet Style Stainless Steel Hi-Flow Catalytic Converter by PaceSetter®. Converter Body Material: Stainless Steel. Catalytic Converter Width: 4". Catalytic Converter Body Length: 11". Converter Configuration: Universal...
      Meet EPA and C.A.R.B. requirements (OBDII exc. CA)Larger, more efficient honeycomb catalyst
      $116.86 - $120.01
    • (0 reviews)
      # 136720875
      Universal Monza Metal Core Catalytic Converter by PaceSetter®. CARB Compliant: Yes. Converter Body Material: Stainless Steel. Catalytic Converter Width: 4". Catalytic Converter Body Length: 11". Converter Configuration: Universal...
      20% higher flow than ceramic core convertersFaster "light off" for lower emissions
      $153.97 - $153.98
    • (1 reviews)
      # 82989181
      Universal Car Diesel Catalytic Converter by Thunderbolt®. 4" Round x 11" Long. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $79.39
    • (1 reviews)
      # 82989467
      Universal Oval Catalytic Converter by Thunderbolt®. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust products also help your...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $39.69 - $76.06
    • (0 reviews)
      # 82989388
      Universal The Spun Formed Catalytic Converter by Thunderbolt®. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust products also...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $44.46 - $76.22
    • (0 reviews)
      # 82989593
      Universal Truck Diesel Catalytic Converter by Thunderbolt®. 6" Round x 12" Long. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $183.83
    • (0 reviews)
      # 132243001
      Exhaust Gasket by APEXi®. Exhaust gaskets for A'PEXi exhaust systems. Constructed of a metal center layer with composite outer layer to withstand high temperatures and improve sealing. By replacing the exhaust gaskets, you can...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $6.60 - $17.82
    • (0 reviews)
      # 118614777
      Universal GM Style Spring Bolt Kit by Vibrant Performance®. A simple solution for a common problem.
      Made of High Quality MaterialsAvailable in different sizes
      $8.25 - $12.10
    • (0 reviews)
      # 128881714
      Universal Air Tube Saddle Clamp by AP Exhaust®. This superior product was carefully designed with key attention to detail and manufactured from high-grade materials to the strict standards of the highest quality. This AP Exhaust...
      Made from first-rate materialsEnsures outstanding durability
      $2.84
    • (0 reviews)
      # 136720870
      Universal Bullet Style Stainless Steel Hi-Flow OBDII Catalytic Converter by PaceSetter®. CARB Compliant: No. Catalytic Converter Width: 4". Catalytic Converter Body Length: 11". Converter Configuration: Universal Fit. Quantity: 1....
      Meet EPA and C.A.R.B. requirements (OBDII exc. CA)Larger, more efficient honeycomb catalyst
      $129.56


    2004 Honda Civic 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 Honda Civic Models
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