Dorman 674-257 Exhaust Manifold - Right

Dorman 674-257 Exhaust Manifold

This Dorman exhaust manifold is engineered to match the original fit and function on specified Jeep and Dodge applications. Built from cast iron with a natural finish, it is a direct repair option for the right side exhaust system on select Grand Cherokee, Grand Cherokee L, and Durango models.

Key Features

• Cast iron construction for durable exhaust service
• Natural finish
• Irregular port shape for OE-style fitment
• Includes gasket and mounting hardware for the repair
• Direct replacement for the right-side exhaust manifold
• Cross-references OE part number 68021512AD

Detailed Description

The Dorman 674-257 exhaust manifold is a replacement manifold for the right side of select Jeep Grand Cherokee, Jeep Grand Cherokee L, and Dodge Durango vehicles. It is precision-engineered to match the original manifold’s fit and function, helping restore proper exhaust routing and sealing on the specified applications. The cast iron construction supports long-term exhaust durability, while the included gasket and bolts help complete the repair with the needed sealing and attachment components.

Compatible With 2011-2022 Dodge Durango, right; 2011-2021 Jeep Grand Cherokee, right; 2021 Jeep Grand Cherokee L, right; 2022-2023 Jeep Grand Cherokee, right; and 2022-2024 Jeep Grand Cherokee L, right. This part number, 674-257, is also a direct reference point for shoppers comparing OE-style exhaust manifold replacements for these vehicles.

Common Repair Uses

• Cracked or warped exhaust manifold replacement
• Exhaust leak repair at the manifold-to-cylinder-head sealing surface
• Broken or missing manifold bolt repair
• Restoration of proper exhaust flow on the right bank
• Replacement after corrosion or heat-related manifold damage

Installation Notes and Tips

Verify engine and right-side application before installation, since fitment is specific to the listed model years and positions. Inspect the cylinder head sealing surface, fasteners, and adjoining exhaust components before assembly. Use the included gasket and bolts during installation, and follow factory torque specifications and tightening sequence for a proper seal. The part number 674-257 should be matched to the vehicle’s exact configuration before service begins.

Quality Assurance

Dorman manufactures this manifold to match original fit and function on the listed vehicles. The cast iron design, OE-style port shape, and included sealing hardware support a complete exhaust manifold repair on the specified Jeep and Dodge applications.