Dorman 674-136 Catalytic Converter with Integrated Exhaust Manifold

OE-Style Manifold Converter for Transit Connect

Dorman 674-136 is a catalytic converter with an integrated exhaust manifold for specific Ford Transit Connect applications. It is built to match the original equipment layout for a direct replacement on 2014-2018 Ford Transit Connect models.

• Catalytic converter with integrated exhaust manifold design
• Stainless steel converter body
• Natural finish
• Round inlet port shape
• Inlet gasket included
• Outlet mounting hardware included
• Not CARB certified

Fitment and Application

Fits 2014-2018 Ford Transit Connect, N/A. This Dorman 674-136 manifold converter is a direct-fit replacement for the factory exhaust manifold and catalytic converter assembly used on these Ford Transit Connect model years.

This part cross-references Ford (e.g., EV6Z5G232A) and Walker Exhaust (e.g., 52444) for the same application.

Detailed Product Overview

Built as a manifold converter, this assembly combines the exhaust manifold and catalytic converter into one unit to match the OE configuration. The stainless steel converter body supports exhaust system durability, while the included gasket and outlet mounting hardware help complete the installation. Dorman 674-136 is intended for vehicles that require the original manifold-converter layout and a direct replacement part number for service work on Ford Transit Connect exhaust systems.

Common Issues This Part Addresses

• Cracked or leaking exhaust manifold assembly
• Failed catalytic converter causing emissions-related trouble codes
• Exhaust leaks at the manifold-to-cylinder-head connection
• Restricted exhaust flow from a damaged converter substrate
• Noise from a deteriorated integrated manifold/converter unit

Installation Notes and Tips

Verify the vehicle’s emissions configuration before ordering, since this part is not CARB certified. Confirm the inlet port shape, outlet mounting pattern, and OE-style manifold-converter layout against the original assembly on the vehicle. Use the included gasket and outlet mounting hardware during installation, and inspect adjoining exhaust components for wear or leakage before final assembly.

Quality Assurance

Dorman engineers this manifold converter to match original equipment dimensions and function for the listed Ford Transit Connect applications. Part number 674-136 is built as a regular-grade replacement for service use on 2014-2018 Ford Transit Connect models.