HomeExhaust > Catalytic ConverterWalker 16590 Catalytic Converter - Front
Part #: 16590

Walker 16590 Catalytic Converter - Front

EPA, Front
⚙️ 11 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦EPA, Front
🚗Fitment: Acura and Honda, Accord and TSX
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Walker EPA Catalytic Converter 16590 Overview

The Walker EPA Catalytic Converter 16590 is designed specifically for select Acura and Honda models, including the Honda Accord and TSX from 2008 to 2014. This direct fit catalytic converter ensures proper exhaust flow and emission control with a durable stainless steel body.

  • Direct fit for Acura and Honda Accord, TSX (2008-2014)
  • Constructed with corrosion-resistant stainless steel
  • Round body shape with dimensions: 4.75" length, 4.125" width and height
  • Single inlet and outlet with 4 bolt welded flange connection
  • Front converter position for optimal exhaust system integration

Product Line: Walker EPA Catalytic Converter

The EPA product line by Walker focuses on meeting environmental standards while providing reliable exhaust system components. The 16590 catalytic converter is engineered to comply with regular grade requirements, offering a balance between performance and emissions control for specific vehicle applications.

Detailed Product Description

This catalytic converter features a round stainless steel body measuring 4.75 inches in length and 4.125 inches in both width and height, designed to fit directly into the exhaust system of Acura and Honda vehicles. The inlet and outlet each have a single 4 bolt welded flange connection, ensuring a secure and leak-free fit. Positioned at the front of the exhaust system, this converter supports efficient catalytic reactions to reduce harmful emissions. The part number 16590 corresponds to a specific fitment range covering model years 2008 through 2014, making it suitable for Honda Accord and Acura TSX owners seeking a replacement catalytic converter.

Common Applications and Issues Addressed

  • Replacement for clogged or damaged catalytic converters
  • Restores proper exhaust flow and reduces backpressure
  • Helps resolve check engine light codes related to emissions
  • Improves vehicle emissions compliance for non-CARB states
  • Addresses exhaust leaks at the front converter position

Installation Notes and Tips

This catalytic converter is designed as a direct fit replacement, simplifying installation without the need for modifications. The 4 bolt welded flange inlet and outlet require matching flange hardware and proper torque to ensure a secure seal. It is recommended to inspect surrounding exhaust components for wear or damage during installation. Professional installation is advised to maintain exhaust system integrity and performance.

Quality Assurance and Warranty

Walker’s EPA catalytic converters are manufactured with stainless steel bodies to resist corrosion and withstand high temperatures. While this product is not CARB certified, it meets regular grade standards for emissions control. Warranty details should be confirmed with the manufacturer or distributor, as coverage may vary based on application and region.

BrandWalker
Part Number16590
PositionEPA, Front
Mounting Hardware IncludedYes
Universal Or Specific FitSpecific
Grade TypeRegular
Body ShapeRound
Body Height4.125
Body Length4.75
Body Width4.125
Inlet Quantity1
Body MaterialStainless steel
Outlet Quantity1
California Air Resources Board (CARB) CertifiedNo
Overall Length16.75
Air TubeNo
Air Tube CountNo
Body Height4.125
Body Length4.750
Body MaterialStainless steel
Body ShapeRound
Body Width4.125
Converter PositionFront
Converter Quantity1
FitmentDirect fit
Inlet 1 Type4 bolt welded flange
Inlet Connection Type4 bolt welded flange
Inlet Count1
Inlet Type4 bolt welded flange
Max Year Covered2014
Min Year Covered2008
Most Popular Make / ModelHonda accord
Most Popular Year2008

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2014AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2013AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2012AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2012HondaAccord2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2011AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2011HondaAccord2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2010AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2010HondaAccord2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2009AcuraTSX2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2009HondaAccord2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA
2008HondaAccord2.4LL4FrontFits 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; Additional Part(s) Needed To Complete Installation: 31556; Ultra Direct Fit Type; EPA

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

096-112711744087051441641281641499674968

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.