Walker 54857 Catalytic Converter - Front

Walker EPA Direct-Fit Catalytic Converter

Walker EPA 54857 is a direct-fit catalytic converter built for specific Volkswagen applications with California Emission System configurations. It is designed for OBDII vehicles and uses a stainless steel body with a ceramic substrate for EPA-compliant exhaust treatment.

For Volkswagen Jetta, Golf, Beetle, and Passat applications, this converter follows the original-style layout for a cleaner replacement on the underfloor position. The Walker EPA line focuses on direct-fit coverage for import and domestic vehicles, and part number 54857 is listed for select 2005-2014 Volkswagen models.

Key Features

• Direct-fit catalytic converter for specific Volkswagen fitment
• EPA-compliant design for federal emissions applications
• Stainless steel body with round 4-inch housing
• Ceramic substrate material
• Underfloor converter position
• 4-bolt welded flange inlet and pipe connection outlet
• Oxygen sensor locations: midbed and post catalyst
• Fits select Volkswagen Jetta, Golf, Beetle, and Passat applications

Detailed Description

Walker EPA 54857 is a replacement catalytic converter engineered for direct installation on select Volkswagen vehicles. It measures 39.25 inches overall, with a 13-inch body length and 4-inch body height and width. The unit uses one inlet and one outlet, with a 2.375-inch outlet outside diameter, and is configured for the underfloor location.

This part cross-references Eastern Catalytic 40594 and 40776 for the same application. It is listed for 2005-2014 Volkswagen Jetta, 2010-2014 Volkswagen Golf, 2012-2014 Volkswagen Beetle front, and 2012-2014 Volkswagen Passat front, including California Emission System coverage where noted. Walker 54857 is a practical choice when replacing a worn or failed converter on a Volkswagen Jetta catalytic converter application or a Volkswagen Golf catalytic converter replacement.

What It Helps Address

• Check engine light related to catalyst efficiency
• Failed emissions inspection caused by a worn converter
• Restricted exhaust flow from a deteriorated substrate
• Exhaust odor or emissions output from converter failure
• Replacement needs on EPA Federal Emission Equipped vehicles

Installation Notes

• Fits 2005-2014 Volkswagen Jetta, N/A
• Fits 2010-2014 Volkswagen Golf, N/A
• Fits 2012-2014 Volkswagen Beetle, Front
• Fits 2012-2014 Volkswagen Passat, Front
• Exhaust gasket is recommended
• Additional part needed to complete installation: 31662
• Verify emissions requirements before purchase; 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, where applicable

Quality Assurance

Walker EPA catalytic converters are built to meet EPA standards for listed applications and are intended for direct-fit replacement on supported Volkswagen models. Confirm year, engine, emissions package, and oxygen sensor placement before installation to ensure proper fitment.