Search parts for your 2003 Toyota Tacoma

32 products matching “Catalytic Converter” listed as compatible with this vehicle.

  • MagnaFlow HM Grade Federal / EPA Compliant Universal Catalytic Converter, 99175HM

    MagnaFlowMPN 99175HMNew

    In stock

    $188.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow OEM Grade Federal / EPA Compliant Universal Catalytic Converter, 51176

    MagnaFlowMPN 51176New

    In stock

    $194.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow OEM Grade Federal / EPA Compliant Universal Catalytic Converter, 51175

    MagnaFlowMPN 51175New

    In stock

    $194.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 93252

    WalkerMPN 93252New

    In stock

    $194.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Universal Catalytic Converter, 99206HM

    MagnaFlowMPN 99206HMNew

    In stock

    $194.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 93247

    WalkerMPN 93247New

    In stock

    $239.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Universal Catalytic Converter, 99176HM

    MagnaFlowMPN 99176HMNew

    In stock

    $326.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 23770

    MagnaFlowMPN 23770New

    In stock

    $362.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 31.375 IN, 53432

    WalkerMPN 53432New

    In stock

    $379.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 51944

    MagnaFlowMPN 51944New

    In stock

    $381.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 23757

    MagnaFlowMPN 23757New

    In stock

    $385.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 444505

    MagnaFlowMPN 444505New

    In stock

    $405.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow California Grade CARB Compliant Universal Catalytic Converter, 447205

    MagnaFlowMPN 447205New

    In stock

    $425.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Universal Catalytic Converter 2.5" Inlet (ID) 2.5" Outlet (ID), 93303

    WalkerMPN 93303New

    In stock

    $445.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 23758

    MagnaFlowMPN 23758New

    In stock

    $455.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 23759

    MagnaFlowMPN 23759New

    In stock

    $474.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Direct Fit Catalytic Converter Overall Length 15.500 IN, 52297

    WalkerMPN 52297New

    In stock

    $479.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker CalCat CARB Universal Catalytic Converter 2" Inlet (ID) 2" Outlet (ID), 83401

    WalkerMPN 83401New

    In stock

    $495.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 82504

    WalkerMPN 82504New

    In stock

    $497.99

    Listed as compatible with this vehicle by the retailer feed.

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  • MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 51679

    MagnaFlowMPN 51679New

    In stock

    $498.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 83402

    WalkerMPN 83402New

    In stock

    $514.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Direct Fit Catalytic Converter 2.375" Outlet (OD), 52377

    WalkerMPN 52377New

    In stock

    $514.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker Ultra EPA Direct Fit Catalytic Converter, 53574

    WalkerMPN 53574New

    In stock

    $591.99

    Listed as compatible with this vehicle by the retailer feed.

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  • Walker CalCat CARB Universal Catalytic Converter 2.25" Inlet (ID) 2.25" Outlet (ID), 82601

    WalkerMPN 82601New

    In stock

    $676.99

    Listed as compatible with this vehicle by the retailer feed.

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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.