Dorman 674-546 Exhaust Manifold

Exhaust Manifold for Corolla and Prizm

This Dorman exhaust manifold, part number 674-546, is engineered to match the original fit and function on select Chevrolet Prizm and Toyota Corolla applications. Built from stainless steel with a natural finish, it includes the gasket and downpipe hardware needed for a complete exhaust manifold repair.

Key Features

• Direct-fit exhaust manifold for specified 1998-2002 Chevrolet Prizm and 1998-2001 Toyota Corolla applications
• Stainless steel construction for durable exhaust service
• Round port shape for OE-style alignment
• Includes gasket and mounting hardware for the repair
• Natural finish with no heat shield included
• Part number 674-546 for easy identification

Detailed Description

Dorman 674-546 is a replacement exhaust manifold designed for vehicles that need an OE-style manifold service part with the correct fit and function. It is built in stainless steel and supplied with the manifold gasket plus downpipe hardware to support a complete exhaust-side repair. This makes it a practical choice for a Toyota Corolla exhaust manifold replacement or a Chevrolet Prizm exhaust manifold replacement when the original part is cracked, leaking, or no longer sealing properly. This part cross-references ATP 101277 for the same application.

Common Repair Uses

• Exhaust leak at the manifold-to-cylinder head sealing surface
• Cracked or warped original manifold
• Broken or missing downpipe connection hardware
• Failed gasket causing ticking noise or exhaust odor
• Corrosion-related manifold replacement on high-mileage Corolla or Prizm models

Installation Notes and Tips

Verify vehicle year and model before installation. This manifold is listed for 1998-2002 Chevrolet Prizm and 1998-2001 Toyota Corolla applications. Inspect the cylinder head sealing surface, fasteners, and exhaust flange condition before assembly. Use the included gasket and hardware during installation, and confirm proper alignment of the round ports and downpipe connection before final tightening.

Quality Assurance

This Dorman exhaust manifold is precision-engineered and durably manufactured to match original fit and function on the specified vehicles. Part number 674-546 is built to support a direct replacement repair for the listed Corolla and Prizm applications.