Walker 70409 Catalytic Converter - Right

Walker EPA Direct-Fit Catalytic Converter

Walker EPA Part Number 70409 is a direct-fit catalytic converter for select Ford F-150 applications. It is built for the right-side position and follows EPA standards for OBDII vehicles, with fitment covering 2015-2020 Ford F-150 models in the listed configurations.

The Walker EPA product line focuses on direct-fit exhaust replacement parts for import and domestic vehicles, with application-specific design for cleaner installation and proper emissions-system integration. Part Number 70409 is built for the right side and uses a steel body with a round housing profile.

Key Features

• Direct-fit catalytic converter for select Ford F-150 right-side applications
• EPA-compliant design for 1996 and newer OBDII vehicles
• Steel body construction
• Round body shape
• Loose flange outlet design
• Overall length: 44.1 in.
• Body dimensions: 4.0 in. height, 13.0 in. length, 4.0 in. width
• Cross-reference part numbers: 21-471 and FL3Z5E212L

Detailed Description

Walker 70409 is a direct-fit catalytic converter engineered for the right side of select Ford F-150 trucks. It is listed for 2018-2020 Ford F-150 right-side applications and 2015-2017 Ford F-150 right-side vehicles with Federal Emission System. This part number is intended for EPA Federal Emission Equipped Vehicles and is not legal for sale or use in California and other CARB-compliant states; it is legal in New York and Maine only on EPA Federal Emission Equipped Vehicles. Walker 70409 provides a replacement solution for emissions-system service where the original converter has failed, triggered a check-engine light, or no longer meets emissions requirements.

What It Helps Address

• Check-engine light related to catalytic converter efficiency
• Failed emissions inspection tied to converter performance
• Restricted exhaust flow from a deteriorated converter
• Exhaust leaks at the converter connection points
• Replacement needs on the right side of a Ford F-150 exhaust system

Installation Notes

Verify the vehicle’s emissions certification before ordering. Fits 2018-2020 Ford F-150, right, EPA, and fits 2015-2017 Ford F-150, right, with Federal Emission System. Confirm the original part number and outlet flange configuration before installation. Because this converter is application-specific, compare the vehicle’s emissions label, engine setup, and underbody routing to the listed fitment details for Walker 70409.

Quality Assurance

Walker EPA catalytic converters are built to meet EPA standards for listed applications and are designed as direct-fit replacements for proper emissions-system service. Part Number 70409 is matched to the specified Ford F-150 fitments and cross-references 21-471 and FL3Z5E212L for the same application.