Dorman 32114 Exhaust Manifold Hardware Kit

Exhaust Manifold Hardware for OE-Style Service

Dorman 32114 is an exhaust manifold hardware kit built to match the original fasteners used to secure the exhaust manifold to the engine on specified vehicles. It is a standard replacement solution for Chevrolet Silverado 2500 HD, GMC Sierra 3500 HD, and other listed applications where correct thread size, length, and washer dimensions matter.

Use this kit when servicing exhaust manifold mounting points on 2001-2016 Chevrolet and GMC trucks, vans, and the 2006 Hummer H1. The hardware is made from quality materials for reliable performance and is organized around the OE-style dimensions needed for a proper manifold-to-engine connection.

Key Features

• OE-style exhaust manifold hardware kit for specified applications
• Standard replacement part for exhaust manifold mounting service
• Thread size 1: M10-1.50
• Thread size 2: M10-1.50
• Coarse thread on both stud ends
• Washer included with 4 mm thickness, 20 mm outside diameter, and 11 mm inside diameter
• Spring not included
• Nut not included
• Stud not included
• Cross-reference: CSF 10479

Detailed Description

Dorman 32114 is engineered as a direct-fit exhaust manifold hardware solution for vehicles that require M10-1.50 coarse-thread fasteners. The kit follows the original hardware layout used to secure the exhaust manifold to the engine, helping maintain the correct clamping interface during exhaust manifold service. It is a practical choice for Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Silverado 3500 HD, GMC Savana 2500, GMC Savana 3500, GMC Sierra 2500 HD, GMC Sierra 3500 HD, and related applications listed in the fitment data. This part number, 32114, is built as a standard replacement and uses quality materials for dependable service in exhaust system repair work.

What It Helps Address

• Loose or missing exhaust manifold mounting hardware
• Corroded or heat-damaged manifold fasteners
• Improper manifold clamping after repair
• Hardware mismatch during exhaust manifold replacement
• Service needs on Chevrolet Silverado 2500 HD, GMC Sierra 3500 HD, and similar listed vehicles

Installation Notes and Tips

Verify thread size, length, and washer dimensions against the original hardware before installation. Clean the manifold and cylinder head mounting surfaces, inspect the threads for damage, and replace any worn fasteners that do not meet specification. For fitment confirmation, use the vehicle listing for your exact year and model; this kit is listed for 2001-2016 Chevrolet and GMC applications, including 2006-2016 Chevrolet Express 2500 and 3500, 2001-2016 Chevrolet Silverado 2500 HD, 2007-2016 Chevrolet Silverado 3500 HD, 2006-2016 GMC Savana 2500 and 3500, 2001-2016 GMC Sierra 2500 HD, 2007-2016 GMC Sierra 3500 HD, 2007 Chevrolet Silverado 2500 HD Classic, 2007 Chevrolet Silverado 3500 Classic, 2007 GMC Sierra 2500 HD Classic, 2007 GMC Sierra 3500 Classic, 2001-2006 Chevrolet Silverado 3500, 2001-2006 GMC Sierra 3500, and 2006 Hummer H1.

Quality Assurance

Dorman manufactures this hardware kit as an OE-style replacement for specified exhaust manifold applications. The part is built to match the original hardware requirements for secure manifold attachment and consistent service fitment.