Dorman 674-432 Exhaust Manifold - Right

OE-Style Exhaust Manifold for Pathfinder and QX4

Dorman 674-432 is a cast iron exhaust manifold built to match the original fit and function on select Nissan and INFINITI applications. It includes the gaskets, heat shield, and downpipe hardware needed for a complete exhaust manifold repair on the right side.

Compatible with 1996-2000 Nissan Pathfinder, right, and 1997-2000 INFINITI QX4, right. This Dorman exhaust manifold 674-432 is a direct-fit replacement for vehicles that need a durable, factory-style exhaust sealing solution.

Key Features

• Cast iron construction for exhaust durability
• Natural finish with round port shape
• Includes heat shield
• Includes manifold gasket, output gasket, and flange gasket
• Includes mounting hardware for the repair
• OE-style fit and function for the specified right-side application

Detailed Description

This exhaust manifold is precision-engineered to match the original manifold on specified vehicles, helping restore proper exhaust routing and sealing at the cylinder head and downpipe connection. The cast iron design supports long-term service in high-heat exhaust environments, while the included gaskets and hardware help complete the installation without sourcing separate sealing components. Dorman 674-432 is a practical replacement for Nissan Pathfinder and INFINITI QX4 right-side exhaust manifold service.

This part cross-references ATP 101139 for the same application.

Common Repair Uses

• Cracked or warped exhaust manifold replacement
• Exhaust leak repair at the manifold-to-head sealing surface
• Broken or corroded manifold hardware replacement
• Heat shield damage repair on the right-side exhaust manifold
• Restoring exhaust flow on a Nissan Pathfinder or INFINITI QX4

Installation Notes and Tips

Verify right-side fitment before installation and inspect the cylinder head and downpipe mating surfaces for damage or carbon buildup. Replace any damaged fasteners or sealing surfaces as needed, and follow the vehicle service manual for torque sequence and tightening specifications. Confirm the port shape and gasket alignment before final assembly.

Quality Assurance

Dorman manufactures this manifold to match the fit and function of the original part on the listed vehicles. The design uses regular-grade cast iron construction and includes the components needed for a complete exhaust manifold repair.