HomeExhaust > Catalytic ConverterWalker 16648 Catalytic Converter - Rear
Part #: 16648

Walker 16648 Catalytic Converter - Rear

EPA, Rear
⚙️ 22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦EPA, Rear
🚗Fitment: Hyundai and Kia, Forte, Forte Koup, Optima, Rondo, and Sonata
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Overview of Walker EPA Catalytic Converter 16648

The Walker EPA Catalytic Converter 16648 is designed specifically for select Hyundai and Kia models, including the Forte, Forte Koup, Optima, Rondo, and Sonata. Engineered for direct fit installation, this catalytic converter ensures proper exhaust flow and emission control for vehicles up to the 2013 model year.

  • Specific fit for Hyundai and Kia vehicles
  • Constructed with durable stainless steel body
  • Round body shape with dimensions: 14" length, 4" width, and 4" height
  • Single inlet and outlet with 2.5" outside diameter 2-bolt welded flange connection
  • Oxygen sensor located at midbed for accurate emissions monitoring
  • Designed for underbody converter position
  • Direct fit installation, no modifications required

Detailed Product Features and Specifications

This Walker EPA catalytic converter features a stainless steel round body measuring 14 inches in length, 4 inches in width, and 4 inches in height, providing a robust and corrosion-resistant construction. The inlet and outlet each have a single connection point, utilizing a 2-bolt welded flange with a 2.5-inch outside diameter, ensuring a secure and leak-free fit. The oxygen sensor is positioned at the midbed, allowing for precise emissions feedback to the vehicle’s engine control unit. This converter is designed for underbody installation and is a direct fit replacement part, compatible with specific Hyundai and Kia models manufactured up to 2013.

Walker EPA Product Line Information

The EPA product line by Walker focuses on meeting environmental regulations while providing reliable exhaust system components. This catalytic converter is part of the EPA line, which emphasizes compliance with emission standards and durability. While this particular model is not CARB certified, it is engineered to maintain proper exhaust flow and reduce harmful emissions for the specified vehicle applications.

Common Applications and Problem Resolution

  • Replacement for damaged or clogged catalytic converters on Hyundai Forte, Forte Koup, Optima, Rondo, and Sonata
  • Helps restore proper exhaust flow and reduce engine backpressure
  • Addresses check engine light issues related to catalytic converter failure
  • Improves emissions performance to meet regulatory requirements
  • Eliminates rattling or exhaust leaks caused by converter damage

Installation Notes and Tips

This catalytic converter is designed for direct fit installation on compatible Hyundai and Kia models, requiring no modifications to the exhaust system. The 2-bolt welded flange inlet and outlet connections facilitate straightforward mounting. It is recommended to inspect the oxygen sensor and replace it if necessary during installation to ensure accurate emissions monitoring. Professional installation is advised to guarantee proper fitment and sealing.

Quality Assurance and Warranty

Walker manufactures this catalytic converter with stainless steel materials to resist corrosion and withstand high temperatures. While specific warranty details are not provided, Walker products typically meet industry standards for durability and performance. This part is engineered to provide reliable service life when installed on the correct vehicle applications.

BrandWalker
Part Number16648
PositionEPA, Rear
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Grade TypeRegular
Body ShapeRound
Body Height4
Body Length14
Body Width4
Inlet Quantity1
Body MaterialStainless steel
Outlet Quantity1
California Air Resources Board (CARB) CertifiedNo
Overall Length17
Oxygen Sensor LocationMidbed
Air TubeNo
Air Tube CountNo
Body Height4.000
Body Length14.000
Body MaterialStainless steel
Body ShapeRound
Body Width4.000
Converter PositionUnderbody
Converter Quantity1
FitmentDirect fit
Inlet 1 Type2 bolt welded flange
Inlet Connection Type2 bolt welded flange
Inlet Count1
Inlet Diameter 12.500
Inlet Diameter DesignationOutside diameter
Inlet Type2 bolt welded flange
Max Year Covered2013

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013KiaForte2.0LL4Rearwith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2013KiaForte2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2013KiaForte Koup2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2013KiaForte Koup2.0LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2012KiaForte2.0LL4Rearwith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2012KiaForte2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2012KiaForte Koup2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2012KiaForte Koup2.0LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2011KiaForte2.0LL4Rearwith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2011KiaForte2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2011KiaForte Koup2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2011KiaForte Koup2.0LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010HyundaiSonata2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaForte2.0LL4Rearwith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaForte2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaForte Koup2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaForte Koup2.0LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaOptima2.4LL4N/AFits 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2010KiaRondo2.4LL4N/AFits 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2009HyundaiSonata2.4LL4N/Awith Federal Emission System; 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2009KiaOptima2.4LL4N/AFits 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 - 31640 and 31537; Ultra Direct Fit Type; EPA
2009KiaRondo2.4LL4N/AFits 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 - 31640 and 31537; 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:

099-134521-16149442

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