Dorman 674-673 Exhaust Manifold - Rear

OE-Style Rear Exhaust Manifold

This Dorman exhaust manifold is precision-engineered for the rear exhaust position on select Mercury Villager and Nissan Quest models. Built from stainless steel, it is made to match the original manifold’s fit and function for a direct repair on 1994-1998 applications.

Part number 674-673 includes the gaskets and downpipe hardware needed for a complete exhaust manifold service on the specified vehicles.

Key Features

• Stainless steel construction for durable exhaust service
• Natural finish with a round port shape
• Includes heat shield
• Includes gasket or seal
• Mounting hardware included
• Package contents: exhaust manifold, manifold gasket, flange, studs, and nuts

Detailed Description

Dorman 674-673 is an exhaust manifold replacement for the rear position on 1994-1998 Mercury Villager and 1994-1998 Nissan Quest models. It is engineered to match the original manifold’s fit and function, helping restore proper exhaust routing and sealing at the rear bank. The stainless steel design and included sealing components support a complete repair on these vehicle applications.

This part cross-references ATP 101151 for the same application.

What It Helps Repair

• Exhaust leaks at the rear manifold
• Cracked or warped original manifold surfaces
• Broken or missing manifold sealing hardware
• Noise from escaping exhaust gases
• Failed exhaust sealing at the rear bank

Installation Notes

Fits 1994-1998 Mercury Villager, rear. Fits 1994-1998 Nissan Quest, rear. Verify the rear exhaust position before installation and inspect the mating surfaces, studs, and flange area for damage or corrosion. Replace worn fasteners and clean the sealing surfaces to support proper gasket seating.

Quality Assurance

Dorman manufactures this manifold to match original fit and function on the listed vehicles. The part number is 674-673.