HomeWalker 16879 Catalytic Converter
Part #: 16879

Walker 16879 Catalytic Converter

EPA
⚙️ 3 vehicles fit this part
🔍
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦EPA
🚗Fitment: Toyota, Highlander
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Overview of Walker EPA Catalytic Converter 16879

The Walker EPA Catalytic Converter 16879 is designed specifically for Toyota Highlander models, providing a precise fit and reliable exhaust emission control. Crafted with durable stainless steel and a ceramic substrate, this catalytic converter supports your vehicle's emission system without the need for additional mounting hardware.

  • Specific fit for Toyota Highlander
  • Constructed from stainless steel for corrosion resistance
  • Round body shape with dimensions: 8" length, 4" width, 4" height
  • Single inlet and outlet with 2 bolt welded flange connections
  • Regular grade type with ceramic substrate for effective emission control
  • Overall length of 28.125 inches
  • Oxygen sensor port not included

Product Line Details: Walker EPA Catalytic Converter

The EPA product line from Walker focuses on meeting environmental protection agency standards for emission control components. This catalytic converter model 16879 is engineered to provide a specific fit and function for the Toyota Highlander, ensuring compliance with emission requirements while maintaining vehicle performance. The EPA line emphasizes durable materials and precise manufacturing to support long-term exhaust system reliability.

Technical Description and Features

This catalytic converter features a round stainless steel body measuring 8 inches in length, 4 inches in width, and 4 inches in height. It includes one inlet and one outlet, both equipped with 2 bolt welded flange connections sized at 2.375 inches outside diameter. The ceramic substrate inside the converter facilitates the chemical reactions necessary to reduce harmful emissions. The overall length of the unit is 28.125 inches, designed to fit the exhaust system layout of the Toyota Highlander. Note that this part does not include an oxygen sensor port or air tubes.

Common Applications and Problem Resolution

  • Replacement for a damaged or clogged catalytic converter on Toyota Highlander
  • Restores proper exhaust flow and emission control
  • Helps resolve check engine light issues related to catalytic converter failure
  • Supports compliance with emission standards (non-CARB certified)
  • Addresses exhaust leaks or rattling noises from the converter area

Installation Notes and Tips

Walker EPA Catalytic Converter 16879 is designed for a specific fit on Toyota Highlander models. Installation requires proper alignment of the 2 bolt welded flange inlet and outlet connections. Since mounting hardware is not included, ensure you have the necessary bolts and gaskets for secure installation. Professional installation is recommended to maintain exhaust system integrity and avoid leaks.

Quality Assurance and Warranty

Walker catalytic converters are manufactured with high-quality stainless steel and ceramic substrates to ensure durability and consistent performance. While this product is not CARB certified, it meets regular grade standards for emission control. Warranty details should be confirmed with the supplier or manufacturer, as coverage may vary.

BrandWalker
Part Number16879
PositionEPA
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Grade TypeRegular
Body ShapeRound
Body Height4
Body Length8
Body Width4
Inlet Quantity1
Body MaterialStainless steel
Outlet Quantity1
California Air Resources Board (CARB) CertifiedNo
Overall Length28.125
Air TubeNo
Air Tube CountNo
Converter Quantity1
Inlet 1 Type2 bolt welded flange
Inlet Type2 bolt welded flange
Outlet 1 Outside Diameter2.375
Outlet 1 Type2 bolt welded flange
Outlet Outside Diameter2.375
Outlet Type2 bolt welded flange
Oxygen Sensor LocationNo port location
Substrate MaterialCeramic

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2016ToyotaHighlander3.5LV6GASN/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 - 31639 and 31540; Ultra Direct Fit Type; EPA
2015ToyotaHighlander3.5LV6GASN/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 - 31639 and 31540; Ultra Direct Fit Type; EPA
2014ToyotaHighlander3.5LV6GASN/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 - 31639 and 31540; 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:

52534644144

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