Dorman 674-805 Exhaust Manifold - Front

Durable Stainless Steel Exhaust Manifold for Lexus and Toyota

The Dorman 674-805 exhaust manifold is engineered for reliable performance and durability. Designed specifically for select Lexus and Toyota models, this stainless steel manifold offers a natural finish and includes essential components for a complete replacement.

• Constructed from corrosion-resistant stainless steel for long-lasting use
• Natural color finish with round port shape for optimal exhaust flow
• Includes exhaust manifold, one manifold gasket and flange, two studs, and two nuts
• Equipped with a heat shield to protect surrounding components
• Compatible with Lexus Avalon, Toyota Camry, ES300, and Solara models

Product Details and Specifications

The Dorman 674-805 exhaust manifold is made from stainless steel, providing enhanced resistance to heat and corrosion compared to standard cast iron manifolds. Its round port shape is designed to match the exhaust ports on compatible Lexus and Toyota engines, ensuring a proper seal and efficient exhaust gas flow. The natural finish maintains the material's integrity without additional coatings that may degrade over time. This manifold comes with a heat shield to reduce heat transfer to nearby engine components, helping maintain engine bay temperatures and protecting sensitive parts.

Compatible Vehicles and Applications

This exhaust manifold is compatible with the following vehicles:

• Lexus Avalon
• Toyota Camry
• Lexus ES300
• Toyota Solara

It is designed to replace worn or damaged exhaust manifolds that may cause exhaust leaks, reduced engine performance, or increased emissions.

Common Issues Addressed by This Exhaust Manifold

• Exhaust leaks causing noise and reduced engine efficiency
• Cracked or warped manifolds due to heat stress
• Corrosion damage from exposure to road salts and moisture
• Failed or missing heat shields leading to heat damage in the engine bay
• Gasket failure resulting in exhaust gas leaks

Installation Notes and Tips

When installing the Dorman 674-805 exhaust manifold, ensure all mating surfaces are clean and free of debris. Use the included gasket and flange to achieve a proper seal. Torque the mounting hardware to manufacturer specifications to prevent leaks and manifold warping. The included heat shield should be installed to protect surrounding components from excessive heat. It is recommended to inspect related exhaust system components during installation for wear or damage.

Quality Assurance and Warranty

Dorman manufactures this exhaust manifold to meet or exceed OEM standards for fit, form, and function. The stainless steel construction provides durability under high-temperature conditions. This part includes a gasket and mounting hardware to facilitate a complete installation. Warranty coverage details should be confirmed with the distributor or retailer.