Walker 52451 Catalytic Converter - Right

Brand Walker 52451
Position Right
Mounting Hardware Included No
Universal Or Specific Fit Specific
Grade Type Regular
Body Shape Round
Body Height 4.125
Body Length 8
Body Width 4.125
Inlet Quantity 1
Body Material Stainless steel
Outlet Quantity 1
California Air Resources Board (CARB) Certified No
Overall Length 23.625
Air Tube No
Air Tube Count No
Body Height 4.125
Body Length 9.000
Body Material Stainless steel
Body Shape Round
Body Width 4.125
Converter Quantity 1
Fitment Direct fit
Inlet 1 Type 2 bolt welded flange
Inlet Connection Type 2 bolt welded flanges
Inlet Count 1
Inlet Type 2 bolt welded flange
Max Year Covered 2015
Min Year Covered 2005
Most Popular Make / Model Toyota tacoma
Most Popular Year 2015
Outlet 1 Type 2 bolt welded flange
Product line EPA
Fits Toyota · 11 vehicles

Direct-fit replacement. Installs with specific fit and welded flanges for a straightforward swap.

Stainless steel body. Helps resist corrosion while maintaining a durable exhaust flow path.

Ceramic substrate. Supports efficient catalytic performance with premium Walker EPA engineering.

Cross-references AP Exhaust 645196, Eastern Catalytic 40768 and Gates 52563 for the same application. See all 6.

$392.52Free shipping
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Order total $392.52
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Free returns within 60 days if it doesn't fit when fitment is verified.

Walker EPA Direct-Fit Catalytic Converter

Walker EPA Part Number 52451 is a direct-fit catalytic converter built for specific applications on 2005-2015 Toyota Tacoma right-side exhaust layouts. It is designed for EPA-compliant use on Federal Emission vehicles and is not CARB certified.

Key Features

  • Direct-fit replacement for specific vehicle applications
  • Fits 2005-2015 Toyota Tacoma, right
  • EPA-compliant design for Federal Emission-equipped vehicles
  • Stainless steel body with round housing
  • Ceramic substrate material
  • 2-bolt welded flange inlet and outlet connections
  • Pre-catalyst oxygen sensor location
  • Compatible with import and domestic OBDII vehicles from 1996 and newer
  • Walker EPA Part Number 52451

Detailed Description

Walker EPA 52451 is part of the Walker Ultra Direct-Fit Catalytic Converter line, which focuses on direct replacement fitment and EPA-standard compliance for OBDII vehicles. This converter is built with a stainless steel body and ceramic substrate, and it uses welded 2-bolt flange connections at both the inlet and outlet for a vehicle-specific installation profile. For Toyota Tacoma owners, this part number 52451 is listed for the right-side position on 2005-2015 models, including Federal and California emission applications where permitted by law.

This part cross-references Eastern Catalytic 40768 for the same application.

What It Is Used For

  • Replacing a failed or restricted catalytic converter on a Toyota Tacoma
  • Restoring exhaust flow after catalyst efficiency deterioration
  • Addressing emissions-related diagnostic trouble codes tied to converter performance
  • Repairing exhaust leaks at the converter connection points
  • Replacing a damaged or corroded direct-fit exhaust converter assembly

Installation Notes and Tips

Fits 2005-2015 Toyota Tacoma, right. Exhaust gasket is recommended during installation. Verify emission requirements before purchase, since this converter is not legal for sale or use in California and other CARB-compliant states. It is legal in New York and Maine only on EPA Federal Emission equipped vehicles. Confirm flange style, sensor location, and vehicle emission certification before installation.

Quality Assurance

Walker EPA converters are engineered to meet EPA standards for the listed application and are built as direct-fit replacements for specific OBDII vehicles. Part Number 52451 is designed for application-specific fitment and compliance-focused replacement use.

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2015ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2014ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2013ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2012ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2011ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2010ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2009ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2008ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2007ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2006ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
2005ToyotaTacoma4.0LV6RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Ultra Direct Fit Type; EPA
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AP Exhaust — 645196Eastern Catalytic — 40768Gates — 525634970293661644045