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GMC Sierra 3500 Catalytic Converter

We have 4 Items In-stock. Select a year to continue.
$402.38 List Price $474.81 Save $72.43 Availability: In Stock
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EASTERN ECO II SERIES CATALYTIC CONVERTER

Specifications:

  • With oxygen sensor port provision
  • 30 years of innovation is proof enough that Eastern is the best manufacturer of the finest aftermarket and original equipment catalytic converters on the market. Their ECO Series Catalytic Converters which are designed to help keep the Check Engine Light (MIL) off is another set of catalytic converters with world class quality.

    The Eastern ECO II Series Catalytic Converter is made specifically for most complex or second generation on board diagnostic (OBD II) systems. It features wash coats with greater loadings of precious metals to handle applications with ultra low emissions, higher than normal emissions, as well as vehicles with higher mileage and heavier workloads.

    The Eastern ECO II Series Catalytic Converter's features in a nutshell:

    • Engineered with Eastern's proprietary NANO technology yielding highly efficient loadings for lower cost and better converter efficiency
    • Features an advanced materials design for maximum engine output and performance

    Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

    • SKU#: EAST50424
    • Brand: Eastern
    • Fit Note: For Vehicles with California Emission System
    • Product Fit: Direct Fit
    • Quantity Sold: Assembly
    • Tube Material: Aluminized Steel
    • Anticipated Ship Out Time: 1-2 Business Days
    • Catalyst Substrate Material: Ceramic honeycomb
    (see more)
    Fits the following GMC Sierra 3500 Years:
    • 2006 | 8 Cyl 8.1L | SL
    • 2004-2006 | 8 Cyl 8.1L | WT
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    $197.80 List Price $255.97 Save $58.17 Availability: In Stock
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    • 50-State/California Legal
    • Semi-universal design – cut out your old catalytic converter and weld in the new one
    • Stainless Steel Construction
    • Legendary Magnaflow quality, power, and sound
    • Ceramic, honeycomb catalyst designed for maximum flow and surface area

    When you want the best, you want Magnaflow!  These semi-universal 50-State Legal catalytic converters have a catalyst specifically designed for your vehicle – just cut out your old catalytic converter and weld in the new one.  Engineered to cut emissions and improve performance.

    • SKU#: M6645009
    • Brand: Magnaflow
    • Fit Note: LEV1 LEV, EFN# 2GMXH06.0583, EO# D-193-91, LEV1 LEV, EFN# 3GMXH06.0583, EO# D-193-91
    • Product Fit: Minor Modifications
    • Quantity Sold: Sold Individually
    • Tube Material: Stainless Steel
    • Anticipated Ship Out Time: 1-2 Business Days
    • Catalyst Substrate Material: Ceramic honeycomb
    (see more)
    Fits the following GMC Sierra 3500 Years:
    • 2002-2003 | 8 Cyl 6.0L | Base, SLE, SLT
    • 2002 | 8 Cyl 6.0L | SL
    $299.25 List Price $353.12 Save $53.87 Availability: In Stock
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    DAVICO EXACT FIT 49-STATE CATALYTIC CONVERTER

    Do not settle for a universal or generic catalytic converter when you can replace your old or failing catalytic converter with a direct fit unit from Davico Manufacturing. This company has been producing catalytic converters since 1987 and is known for producing direct fit aftermarket catalytic converters that are at par with OEM units in terms of quality, specifications, and performance. Their Exact Fit Catalytic Converter is sized specifically for each application and uses the right substrate to meet the aftermarket performance standards for catalytic converters.

    Features:
    • Direct fit - made using reliable computer-controlled fabrication system for flawless replication
    • Manufactured using strict OEM and emission control specifications
    • No cutting, sliding, clamping, or welding required for easier installation
    Specifications:
    • 3-bolt fixed flange inlet
    • Slip-fit outlet
    • 2 oxygen sensor ports
    • Round body

    Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

    • SKU#: DAV193711
    • Brand: Davico
    • Product Fit: Direct Fit
    • Quantity Sold: Assembly
    • Tube Material: Aluminized Steel
    • Anticipated Ship Out Time: 1-2 Business Days
    • Catalyst Substrate Material: Ceramic honeycomb
    (see more)
    Fits the following GMC Sierra 3500 Years:
    • 2007 | 8 Cyl 6.0L | Classic SL, Classic SLE, Classic SLT, Classic WT
    $447.28 List Price $527.79 Save $80.51 Availability: In Stock
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    WALKER ULTRA CATALYTIC CONVERTER

    Walker Ultra Direct-Fit Catalytic Converter is made available for OBDII (1996 and newer) vehicles. It is manufactured for specific vehicle emissions requirements. It features a higher loading of precious metals, optimal substrate content, and a high technology washcoat to ensure unsurpassed performance and durability.

    Specifications:
    • Stainless Steel body material
    • Ceramic catalyst substrate material
    • 2 oxygen sensor ports
    • Round body
    Not legal for sale in California and New York; Cannot be shipped to CA or NY addresses.

    • SKU#: WK55557
    • Brand: Walker
    • Fit Note: Federal Emiss. Models, 49 State Direct Fit
    • Product Fit: Direct Fit
    • Quantity Sold: Assembly
    • Tube Material: Stainless Steel
    • Anticipated Ship Out Time: Same day - 1 business day
    • Warranty: 5-year or 50,000-mile Walker limited warranty
     
    Fits the following GMC Sierra 3500 Years:
    • 2007 | 8 Cyl 8.1L | Classic SL, Classic SLE, Classic SLT, Classic WT
    • 2006 | 8 Cyl 8.1L | SL
    (see more)