OE Quality
60-Day Returns

Walker 16535 Catalytic Converter - Rear
Overview of Walker EPA Catalytic Converter 16535
The Walker EPA Catalytic Converter 16535 is designed specifically for the Toyota 4Runner models from 1999 to 2000. This direct fit catalytic converter ensures proper exhaust flow and emission control with its stainless steel round body construction.
- Direct fit for Toyota 4Runner 1999-2000
- Stainless steel round body measuring 8 inches long, 4.6 inches wide, and 4.6 inches high
- Single inlet and outlet with 2 bolt welded flange connections
- Regular grade type for standard emission control
- Overall length of 32 inches for precise fitment
Product Line Details: Walker EPA Catalytic Converter
The Walker EPA product line focuses on catalytic converters that meet Environmental Protection Agency (EPA) standards for emission control. While this model is not CARB certified, it provides a reliable solution for maintaining compliance with federal emission regulations. The EPA line emphasizes durable materials and specific fitment to ensure proper installation and function.
Detailed Product Description
The Walker EPA Catalytic Converter 16535 features a round stainless steel body designed for durability and corrosion resistance. Its dimensions—8 inches in length, 4.6 inches in width, and 4.6 inches in height—allow for a precise fit within the exhaust system of the Toyota 4Runner from model years 1999 to 2000. The converter includes one inlet and one outlet, both equipped with 2 bolt welded flange connections to facilitate a secure and leak-free installation. This catalytic converter is a regular grade type, suitable for standard emission control needs without additional air tubes or complex fittings.
Common Applications and Issues Addressed
- Replacement for damaged or clogged catalytic converters on Toyota 4Runner 1999-2000
- Restores proper exhaust flow and reduces harmful emissions
- Helps resolve check engine light issues related to catalytic converter failure
- Improves vehicle emission compliance with EPA standards
- Addresses exhaust leaks caused by flange or converter body damage
Installation Notes and Tips
This catalytic converter is designed as a direct fit replacement, matching the original equipment specifications for the Toyota 4Runner 1999-2000. Installation requires a 2 bolt welded flange connection on both inlet and outlet sides. It is recommended to inspect the exhaust flange surfaces and gaskets for wear or damage before installation to ensure a proper seal. Professional installation is advised to maintain emission system integrity and avoid exhaust leaks.
Quality Assurance and Warranty
Walker EPA catalytic converters are manufactured with stainless steel bodies to resist corrosion and extend service life. While this product is not CARB certified, it meets EPA emission standards for the specified vehicle applications. Warranty details should be confirmed with the manufacturer or distributor, as coverage may vary.
| Brand | Walker |
| Part Number | 16535 |
| Position | EPA, Rear |
| Mounting Hardware Included | No |
| Universal Or Specific Fit | Specific |
| Grade Type | Regular |
| Body Shape | Round |
| Body Height | 4.6 |
| Body Length | 8 |
| Body Width | 4.6 |
| Inlet Quantity | 1 |
| Body Material | Stainless steel |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | No |
| Overall Length | 32 |
| Air Tube | No |
| Air Tube Count | No |
| Body Height | 4.600 |
| Body Length | 8.000 |
| Body Material | Stainless steel |
| Body Shape | Round |
| Body Width | 4.600 |
| Converter Quantity | 1 |
| Fitment | Direct fit |
| Inlet 1 Type | 2 bolt welded flange |
| Inlet Connection Type | 2 bolt welded flange |
| Inlet Count | 1 |
| Inlet Type | 2 bolt welded flange |
| Max Year Covered | 2000 |
| Min Year Covered | 1999 |
| Most Popular Make / Model | Toyota 4runner |
| Most Popular Year | 2000 |
| Outlet 1 Type | 2 bolt welded flange |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2000 | Toyota | 4Runner | 3.4L | V6 | Rear | with California 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 - 31374 and 31384; Ultra Direct Fit Type; EPA |
| 1999 | Toyota | 4Runner | 3.4L | V6 | Rear | with California 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 - 31374 and 31384; 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.