Dorman 674-906 Exhaust Manifold - Left

Dorman Exhaust Manifold for Ram Trucks

This Dorman exhaust manifold is built for the left side of select Dodge Ram trucks and is precision-engineered to match the original manifold’s fit and function. It is a direct repair option for 2003-2008 Dodge Ram 1500, Ram 2500, and Ram 3500 applications, with cast iron construction and the necessary gaskets and downpipe hardware for a complete exhaust manifold repair.

• Cast iron construction for durable exhaust service
• Natural finish with square port shape
• Includes heat shield, gasket, and mounting hardware
• Designed for the left-side exhaust manifold location
• Package contents: exhaust manifold, manifold gasket, bolts, nuts, and washers

Detailed Product Overview

Dorman 674-906 is an OE-style exhaust manifold replacement for Dodge Ram 1500, Ram 2500, and Ram 3500 trucks from 2003 through 2008. It is engineered to match the original manifold’s fit and function, making it a practical choice when replacing a cracked, warped, or leaking manifold on the left side. This part cross-references ATP 101547 and OE number 53032197AE for the same application.

Common Repair Uses

• Exhaust leaks at the manifold flange or gasket surface
• Cracked or heat-damaged cast iron manifold housing
• Broken or corroded manifold mounting points
• Noise from escaping exhaust on the left side of the engine
• Failed manifold hardware during exhaust service

Installation Notes

Install on the left side only for the listed Dodge Ram 1500, Ram 2500, and Ram 3500 model years. Inspect the cylinder head sealing surface, exhaust fasteners, and downpipe connection before assembly. Use the included gasket and hardware during installation, and verify port alignment and heat shield clearance before final tightening.

Quality Assurance

Dorman manufactures this exhaust manifold to match original fit and function on specified vehicles. The cast iron design, included heat shield, and complete repair hardware support a straightforward replacement for Ram truck exhaust service.