Dorman - OE Solutions Exhaust Manifold Kit with Gaskets for 1987-1991 Chevrolet GMC 674-231

Exhaust manifold kit for 1987-1991 Chevrolet and GMC that replaces the original manifold and includes all required gaskets and hardware.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Precision-engineered to match OEM fit and function
• Durable construction for long-lasting performance
• Includes all necessary gaskets and downpipe hardware
• Complete repair kit for easy installation
• Trusted design by industry leader in aftermarket manifolds

Benefits

• Ensures proper exhaust flow and engine efficiency
• Reduces risk of leaks and emissions issues
• Simplifies replacement with all components included
• Provides reliable performance for daily driving
• Cost-effective alternative to OEM parts

Application

Ideal for owners of 1987-1991 Chevrolet or GMC vehicles needing a full manifold replacement after wear, damage, or to restore factory performance.

Fitment Notes

• 1987-1991 Chevrolet and GMC models

Why Choose Dorman - OE Solutions?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 Kit

Item Dimensions

• Dimensions: 20.0in x 9.6in x 5.2in, Weight: 17.8lbs