2004 Chevy Silverado Catalytic Converters & Components

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    • Walker® Replacement Exhaust Kit
      (0 reviews)
      # 115265435
      Chevy Silverado 2004, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with...
      Catalytic Converters Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $30.48 - $421.96
    • Walker® CalCat™ Round Direct Fit Catalytic Converter
      (0 reviews)
      # 88065650
      Chevy Silverado 4.3L / 4.8L 2004, CalCat™ Stainless Steel Direct Fit Catalytic Converter by Walker®. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: CARB Compliant. Converter...
      Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $548.66
    • Walker® CalCat™ Universal Fit Catalytic Converter
      (0 reviews)
      # 87065847
      Chevy Silverado 2004, CalCat™ Stainless Steel Universal Fit Catalytic Converter by Walker®. Catalytic Series: CalCat™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: CARB Compliant. Converter Configuration:...
      EPA & CARB Emissions Products Available for Most Vehicles5 Year / 50,000 Miles Warranty on Structural Components
      $150.52 - $151.28
    • Walker® Ultra™ Direct Fit Catalytic Converter
      (0 reviews)
      # 85228149
      Chevy Silverado 2004, Ultra™ Stainless Steel Direct Fit Catalytic Converter by Walker®. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. Converter Configuration: Direct-Fit. Converter Body Material:...
      Designed to meet your vehicle’s specific emissions requirementsDirect fit replacement
      $237.59 - $421.96
    • Walker® Ultra™ Small Oval Universal Fit Catalytic Converter
      (0 reviews)
      # 87065848
      Chevy Silverado 2004, Ultra™ Stainless Steel Universal Fit Catalytic Converter by Walker®. Location: Passenger Side. Catalytic Series: Ultra™. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: EPA Compliant....
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $88.24
    • Bosal® Direct Fit Catalytic Converter
      (0 reviews)
      # 20556672
      Chevy Silverado 2004, Direct Fit 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...
      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
      $237.99 - $463.69
    • Eastern® ECO CARB Universal Fit Large Oval Catalytic Converter
      (0 reviews)
      # 100281881
      Chevy Silverado 4.3L Eng. Fam.: 4GMXT04.3184 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Inlet Diameter: 2.5"....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $154.25
    • Eastern® ECO II Direct Fit Catalytic Converter
      (0 reviews)
      # 111776630
      Chevy Silverado 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Oxygen Sensor Style: 18mm X 1.5mm. If...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $308.83 - $391.82
    • Eastern® ECO II Universal Fit Oval Catalytic Converter
      (0 reviews)
      # 100277988
      Chevy Silverado 1500 4.3L / 4.8L / 5.3L 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO II. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Inlet Diameter: 2.5". Outlet...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $64.60
    • DEC® Direct Fit Catalytic Converter
      (0 reviews)
      # 86068268
      Chevy Silverado 1500 2004, Direct Fit Catalytic Converter by DEC®. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic converters are made from a heavy duty...
      Direct fitMade from a heavy duty stainless steel outer shell
      $488.60 - $763.00
    • AP Exhaust® Direct Fit Catalytic Converter
      (0 reviews)
      # 80130846
      Chevy Silverado 2004, Direct Fit Catalytic Converter by AP Exhaust®. The growing concern for the environment means there is a growing need for quality emission control products. AP catalysts and catalytic convert systems can be...
      Manufactured from high quality materialsDesign meet needs of OBDII equipped vehicles
      $283.80 - $430.84
    • Flowmaster® Direct Fit Stainless Steel California Catalytic Converter with Ceramic Substrate
      (0 reviews)
      # 38175891
      Chevy Silverado 4.3L / 4.8L / 5.3L with Flat Spot in OE Middle Pipe 2004, Direct Fit Stainless Steel California Catalytic Converter by Flowmaster®. Inlet Diameter: 2.5". Outlet Diameter: 3". Catalytic Converter Body Length: 33"....
      Exceed all federal emission standardsStainless Steel shells
      $791.98
    • Flowmaster® Direct Fit Stainless Steel Federal Catalytic Converter with Ceramic Substrate
      (0 reviews)
      # 4177825
      Chevy Silverado 1500 Base / LS / LT / WT / Z71 4.3L / 4.8L / 5.3L 2004, Direct Fit Stainless Steel Federal Catalytic Converter by Flowmaster®. Inlet Diameter: 2.5". Outlet Diameter: 3". Converter Configuration: Direct-Fit....
      Exceed all federal emission standardsStainless Steel shells
      $433.31
    • MagnaFlow® Direct Fit California Diesel Catalytic Converter
      (0 reviews)
      # 93212501
      Chevy Silverado 6.6L 2004, Direct Fit California Diesel Catalytic Converter by MagnaFlow®. Catalytic Series: Diesel. Catalytic Converter Substrate Material: Metallic. Converter Body Material: Stainless Steel. CARB Compliant: Yes....
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $664.37
    • MagnaFlow® Direct Fit California OBDII Catalytic Converter
      (0 reviews)
      # 62246972
      Chevy Silverado 2004, Direct Fit California OBDII Catalytic Converter by MagnaFlow®. Catalytic Series: OBDII. Catalytic Converter Substrate Material: Ceramic. CARB Compliant: Yes. Converter Configuration: Direct-Fit. If your car...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $535.98 - $824.73
    • MagnaFlow® Direct Fit Federal Diesel Catalytic Converter
      (0 reviews)
      # 22202471
      Chevy Silverado Diesel 2004, Direct Fit Federal Diesel Catalytic Converter by MagnaFlow®. Catalytic Series: Diesel. Catalytic Converter Substrate Material: Metallic. Converter Body Material: Stainless Steel. CARB Compliant: No....
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $684.29
    • MagnaFlow® Direct Fit Federal Heavy Metal Catalytic Converter
      (0 reviews)
      # 22198153
      Chevy Silverado 1500 4.3L / 4.8L / 5.3L 2004, Direct Fit Federal Heavy Metal Catalytic Converter by MagnaFlow®. Catalytic Series: Heavy Metal. Catalytic Converter Substrate Material: Ceramic. Converter Body Material: Stainless...
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $483.39
    • MagnaFlow® Direct Fit Federal OEM Grade Catalytic Converter
      (0 reviews)
      # 61587676
      Chevy Silverado 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....
      Reduces harmful emissionsIncreases exhaust flow compared to original factory converter
      $371.57 - $601.08
    • MagnaFlow® Direct Fit Federal Standard Catalytic Converter
      (0 reviews)
      # 61587675
      Chevy Silverado 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 body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $312.74 - $418.02
    • PaceSetter® Stainless Steel Direct Fit Catalytic Converter
      (0 reviews)
      # 81958665
      Chevy Silverado 1500 4.8L / 5.3L 2004, Undercar Direct Fit Catalytic Converter by PaceSetter®. Stainless Steel. Custom Engineered to deliver maximum performance and efficiency from your engine with durability andease of...
      Designed to enhance the performance of your vehicleMade from premium quality materials
      $596.17
    • Dynatech® SuperMAXX Stainless Steel Intermediate Tubes
      (0 reviews)
      # 61856963
      Chevy Silverado 2004, SuperMAXX Stainless Steel Intermediate Tubes by Dynatech®. Sold as kit. SuperMAXX Stainless Intermediate Section is an excellent way to complete your exhaust System on your Truck or SUV engine. This system is...
      T304 Stainless Steel ConstructionHardware Included
      $542.99 - $699.99
    • Taylor Cable® Graph-Flex™ Catalytic Converter Collector Gaskets
      (0 reviews)
      # 89545055
      Chevy Silverado 4.8L / 6.0L 2004, Graph-Flex™ Catalytic Converter Collector Gaskets by Taylor Cable®. These durable gaskets are composed of a graphite composition material on a malleable stainless steel core. They’ll seal up...
      Malleable stainless steel metal coreGraphite composition sealing material for high heat applications
      $14.04
    • Taylor Cable® XX Carbon™ Catalytic Converter Collector Gaskets
      (0 reviews)
      # 89545064
      Chevy Silverado 4.8L / 6.0L 2004, XX Carbon™ Catalytic Converter Collector Gaskets by Taylor Cable®. All of our XX Carbon exhaust header gaskets are made with Taylor’s proprietary, 100% carbon-felt material construction...
      Will survive 2000°F exhaust temperatures for extended periodsCarbon felt material on a steel core
      $12.74
    • Eastern® ECO GM Universal Fit Large Round Catalytic Converter
      (0 reviews)
      # 100278342
      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 Length: 12"....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $83.88 - $88.68
    • Eastern® ECO III Universal Fit Center Round Catalytic Converter (92625)
      (0 reviews)
      # mpn2028122694
      Universal Fit Center Catalytic Converter by Eastern®. Catalytic Series: ECO III. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Catalytic Converter Oxygen Sensor Location: Center....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $92.15
    • Eastern® ECO II Universal Fit Oval Catalytic Converter
      (0 reviews)
      # 100278495
      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. Without Outlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.23 - $87.13
    • Vibrant Performance® GESI® High Output Catalytic Converters
      (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
    • Vibrant Performance® High Output Catalytic Converters
      (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
    • Stainless Works® 304 SS High-Flow Catalytic Converter
      (0 reviews)
      # 83115043
      Universal 304 SS High-Flow Catalytic Converter by Stainless Works®. CARB Compliant: No. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $184.50
    • Dynatech® PowerCat Stainless Steel Catalytic Converter
      (0 reviews)
      # 84198005
      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
    • Thunderbolt® Car Diesel Catalytic Converter
      (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
    • Thunderbolt® Oval Catalytic Converter
      (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
    • Thunderbolt® The Spun Formed Catalytic Converter
      (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
    • Thunderbolt® Truck Diesel Catalytic Converter
      (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
    • Vibrant Performance® GM Style Spring Bolt Kit
      (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
    • Eastern® Direct Fit Passenger Side Catalytic Converter
      (0 reviews)
      # 103469329
      Chevy Silverado 6.0L / 8.1L 133.0" Wheelbase with Federal Emission 2004, Passenger Side Catalytic Converter by Eastern®. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter. Outlet Diameter:...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $377.08
    • Eastern® ECO CARB Direct Fit Catalytic Converter
      (0 reviews)
      # 88862877
      Chevy Silverado 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Direct Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: Yes. If you need to replace your failed...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $386.80 - $453.40
    • Eastern® ECO CARB Universal Fit Oval Catalytic Converter
      (0 reviews)
      # 100281884
      Chevy Silverado 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: Yes. Catalytic Converter Body Length:...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $182.85 - $187.43
    • Eastern® ECO CARB Universal Fit Round Catalytic Converter
      (0 reviews)
      # 100281895
      Chevy Silverado 2004, Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: Yes. Catalytic Converter Body Length:...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $247.40 - $250.89
    • Davico® Direct Fit Catalytic Converter
      (1 reviews)
      # 83036111
      Chevy Silverado 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...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $182.99 - $656.91
    • Eastern® ECO CARB Pre-OBDII Universal Fit Center Round Catalytic Converter (861005)
      (0 reviews)
      # mpn1206811
      Chevy Silverado 2004, Center Catalytic Converter by Eastern®. Catalytic Series: ECO CARB. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. Inlet Diameter: 2.5". Outlet Diameter: 2.5"....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $177.86
    • Eastern® ECO GM II Universal Fit Large Round Catalytic Converter
      (0 reviews)
      # 100278338
      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 Location: Rear. CARB...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $88.68
    • Eastern® ECO II Universal Fit Bullet Catalytic Converter
      (0 reviews)
      # 100278349
      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. Without Outlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $66.16 - $80.86
    • Eastern® ECO II Universal Fit Large Oval Catalytic Converter
      (0 reviews)
      # 100278475
      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. Without Outlet Gasket....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.35 - $121.58
    • Eastern® ECO II Universal Fit Large Round Catalytic Converter
      (0 reviews)
      # 100278490
      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: Rear. CARB...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $69.40 - $72.55
    • Eastern® ECO II Universal Fit Resonated Oval Catalytic Converter
      (0 reviews)
      # 100278528
      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: Rear. CARB...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.13 - $88.45
    • Eastern® Performance Universal Fit Bullet Catalytic Converter
      (0 reviews)
      # 100278554
      Universal Fit Catalytic Converter by Eastern®. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Without Inlet Gasket. Without Outlet Gasket. Without Oxygen Sensor...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $65.65 - $119.05
    • Eastern® Performance Universal Fit Large Oval Catalytic Converter
      (0 reviews)
      # 100278565
      Universal Fit Catalytic Converter by Eastern®. Catalytic Series: Performance. Converter Configuration: Universal Fit. Catalytic Converter Format: Main Catalytic Converter. CARB Compliant: No. Catalytic Converter Body Length: 12"....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $87.79 - $116.23
    • Eastern® Standard Universal Fit Large Oval Catalytic Converter
      (0 reviews)
      # 100278591
      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. Without Outlet...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $70.86 - $100.94
    • Eastern® Standard Universal Fit Resonated Oval Catalytic Converter
      (0 reviews)
      # 100278634
      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". CARB Compliant: No....
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $64.80 - $64.87


    2004 Chevy Silverado 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 Chevy Silverado Models
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