Dorman 674-573 Exhaust Manifold - Left

Dorman Exhaust Manifold for Left-Side Repair

This Dorman exhaust manifold is engineered to match the fit and function of the original manifold on specified vehicles. Built from cast iron with a natural finish, it is made for left-side applications and includes the gaskets, heat shield, and downpipe hardware needed for a complete exhaust repair.

Key Features

• Cast iron construction for durable exhaust service
• Natural finish with square port shape
• Includes gasket, flange, studs, nuts, and heat shield
• Direct replacement design for specified left-side applications
• Part number 674-573 for easy identification

Detailed Description

Dorman 674-573 is a replacement exhaust manifold designed for vehicles that require a left-side manifold with California emissions or air pump configurations, depending on application. It is built to restore proper exhaust routing and sealing on models such as Chevrolet Express 1500, Chevrolet Tahoe, GMC Yukon, and related Cadillac Escalade applications. The cast iron body helps provide the strength expected in a manifold exposed to high exhaust temperatures, while the included gasket and flange support a more complete repair.

This part cross-references ATP 101294 for the same application. If you are replacing a cracked or leaking manifold on a 1998-2002 Chevrolet or GMC truck, SUV, or van, Dorman 674-573 provides a direct-fit service part for the listed left-side positions.

What It Helps Fix

• Exhaust leaks at the manifold-to-cylinder-head sealing surface
• Broken or warped manifold casting from heat cycling
• Noise from a leaking left-side exhaust manifold
• Failed flange or downpipe connection hardware
• Emissions-related exhaust sealing issues on listed applications

Installation Notes and Tips

Verify engine configuration, emissions equipment, and left-side fitment before installation. This manifold is listed for 1998-2002 Chevrolet Express 1500, Express 2500, and Express 3500 with California emissions; 1999-2000 Cadillac Escalade with air pump; and multiple 1998-2000 Chevrolet and GMC C/K, Tahoe, Yukon, and Suburban applications with air pump. Use the included gasket and hardware during installation, and inspect the mating surfaces, studs, and flange area for damage before assembly.

Quality Assurance

This Dorman exhaust manifold is precision-engineered and manufactured to match original fit and function on the specified vehicles. It is built as a regular-grade replacement part for service use on the listed applications.