Walker 52606 Catalytic Converter - Left

EPA direct-fit catalytic converter

Walker EPA 52606 is a direct-fit catalytic converter for specific Ford F-150 applications. It is built for EPA-compliant use on 2015-2019 Ford F-150, left, with fitment notes that call out federal and California emission models and state-specific legal restrictions.

• Specific-fit design for easier replacement on the correct application.
• Stainless steel body with a ceramic substrate for exhaust system durability and emissions control.
• 2-bolt loose flange inlet with spherical flare for a factory-style connection.
• Pre-catalyst and midbed oxygen sensor locations are accounted for in the design.
• Round body shape with 3-inch inlet and 2.5-inch outlet dimensions.

Fitment and application details

Fits 2015-2019 Ford F-150, left. This Walker 52606 catalytic converter is part of the Walker Ultra Direct-Fit Catalytic Converters EPA line, which is aimed at OBDII vehicles and built to match direct-replacement requirements for import and domestic applications. This part cross-references AP Exhaust 645165 for the same application.

Common replacement issues

• Failed emissions testing caused by a worn or inefficient converter.
• Check engine light concerns related to catalyst efficiency.
• Restricted exhaust flow from a deteriorated substrate.
• Corrosion or damage in the converter body or flange area.

Installation notes and quality

Exhaust gasket is recommended for installation. Verify federal, California, and state-specific emissions requirements before purchase, since this application is not legal for sale or use in California and other CARB-compliant states. Walker 52606 is engineered to comply with EPA standards and is part of Walker’s Ultra Direct-Fit catalytic converter line for OBDII vehicles.