Dorman 674-464 Exhaust Manifold

Durable Cast Iron Exhaust Manifold for Toyota Vehicles

The Dorman 674-464 exhaust manifold is engineered to provide reliable exhaust flow for Toyota 4Runner, T100, and Tacoma models. Constructed from cast iron with a natural finish, this exhaust manifold is designed to withstand high temperatures and deliver consistent performance.

• Material: Cast iron for durability and heat resistance
• Color: Natural finish
• Port Shape: Round for optimal exhaust flow
• Includes mounting hardware: 3 studs and 6 nuts
• Comes with exhaust manifold gasket and heat shield
• Grade Type: Regular for standard replacement needs

Product Details and Specifications

The Dorman 674-464 exhaust manifold is a direct replacement part compatible with Toyota 4Runner, T100, and Tacoma models. Its cast iron construction ensures long-lasting durability under extreme engine conditions. The round port shape is designed to match OEM specifications, promoting efficient exhaust gas evacuation. This manifold includes all necessary mounting hardware, such as studs and nuts, along with a gasket and heat shield to facilitate a secure and proper installation.

Compatible Toyota Models and Applications

This exhaust manifold is specifically compatible with the following Toyota vehicles:

• Toyota 4Runner
• Toyota T100
• Toyota Tacoma

Use this part number 674-464 when searching for a replacement exhaust manifold for these models to ensure proper fit and function.

Common Issues Addressed by This Exhaust Manifold

• Exhaust leaks caused by cracked or warped manifolds
• Reduced engine performance due to damaged exhaust flow
• Excessive engine noise from faulty manifold seals
• Failed emissions tests related to exhaust system leaks
• Overheating issues from missing or damaged heat shields

Installation Notes and Tips

Installation of the Dorman 674-464 exhaust manifold should be performed by a qualified technician or experienced DIYer. Ensure all old gasket material is thoroughly cleaned from the mounting surface before installation. Use the included gasket and mounting hardware to secure the manifold properly. Torque all fasteners to manufacturer specifications to prevent leaks and ensure longevity. The included heat shield should be installed to protect surrounding components from excessive heat.

Quality Assurance and Warranty Information

Dorman exhaust manifolds are manufactured to meet or exceed OEM standards for fit, form, and function. The 674-464 part is backed by Dorman's quality assurance processes to ensure reliable performance. Please refer to Dorman's official warranty policy for specific coverage details.