Dorman 674-937 Exhaust Manifold

Dorman 674-937 Exhaust Manifold for Select GM Vehicles

This Dorman exhaust manifold is engineered to match the fit and function of the original part on specified vehicles. Built from cast iron with an oval port shape, it includes the gaskets and downpipe hardware needed for a complete exhaust manifold repair on select Buick, Chevrolet, Pontiac, and Saturn applications.

Key Features

• Cast iron construction for durable exhaust service
• Natural finish with oval port shape
• Includes gasket and seal components for the repair
• Mounting hardware included for installation
• Direct replacement design for specified OE applications
• Part number 674-937 for easy identification

Detailed Description

Dorman 674-937 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 to match the original manifold layout on select Buick Regal, Buick Verano, Buick LaCrosse, Chevrolet Impala, Chevrolet Malibu, Pontiac G6, and Saturn Aura applications. The cast iron body supports exhaust routing at the cylinder head, while the included manifold gasket, flange gasket, bolts, and nuts help complete the repair at the manifold-to-downpipe connection. This part cross-references ATP 101551 for the same application.

Vehicle Fitment

• Fits 2011-2017 Buick Regal, N/A
• Fits 2012-2017 Buick Verano, N/A
• Fits 2010-2016 Buick LaCrosse, N/A
• Fits 2014 Buick Verano, N/A, L4 145CID 2.4L (2384cc)
• Fits 2014 Chevrolet Impala, N/A
• Fits 2008-2014 Chevrolet Malibu, N/A
• Fits 2010 Buick Allure, N/A
• Fits 2009-2010 Pontiac G6, N/A
• Fits 2009 Saturn Aura, N/A

Common Repair Applications

• Cracked or leaking exhaust manifold housing
• Exhaust leaks at the manifold or flange connection
• Broken or missing manifold mounting hardware
• Damaged gasket sealing surfaces
• Noise or odor caused by exhaust leakage near the engine

Installation Notes and Tips

Verify engine configuration and vehicle application before installation, especially on 2014 Buick Verano 2.4L models. Inspect the cylinder head and downpipe mating surfaces for damage, clean all sealing areas thoroughly, and replace worn fasteners or damaged exhaust components as needed. Use the included gaskets and hardware during assembly to help achieve a proper seal.

Quality Assurance

This Dorman manifold is manufactured as a regular-grade replacement part and is engineered to match original fit and function on the listed vehicles. The cast iron construction and included sealing hardware support a complete exhaust manifold repair for select GM applications.