Dorman 667-160 Turbocharger Coolant Line

Dorman Turbocharger Coolant Line 667-160

Dorman 667-160 is a turbocharger coolant line built to match the fit and function of the original line on specified vehicles. Made from aluminum with a molded assembly shape, it is designed for reliable coolant routing in turbocharged applications.

Key Features

• OE-style turbocharger coolant line for direct replacement use
• Aluminum construction with gray finish and natural fittings
• Molded assembly shape for factory-style routing
• Female inlet and outlet connections
• End 1 threaded fitting diameter: 14mm x 10
• Centerline length: 10.1 in.
• Inside diameter: 11 mm; outside diameter: 16 mm
• Fits Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Savana 2500, GMC Savana 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 HD applications

Product Details

This turbocharger coolant line is engineered as an OEM-style replacement for vehicles that use a factory turbo coolant routing setup. Dorman 667-160 is designed to match the original line’s fit and function, helping maintain proper coolant flow through the turbocharger system on 2010-2016 Chevrolet Express 2500 and Express 3500, 2011-2016 Chevrolet Silverado 2500 HD and Silverado 3500 HD, 2010-2016 GMC Savana 2500 and Savana 3500, and 2011-2016 GMC Sierra 2500 HD and Sierra 3500 HD models. This part cross-references GM OE 12644237 for the same application.

Common Repair Uses

• Replacing a leaking or damaged turbo coolant line
• Restoring proper coolant circulation to the turbocharger
• Addressing cracked, corroded, or fatigued factory tubing
• Correcting fitment issues caused by a worn OE line
• Repairing turbo cooling system service concerns on Chevrolet and GMC trucks and vans

Installation Notes and Tips

Verify vehicle application by year, make, and model before installation. Confirm the female connections, 14mm x 10 threaded end 1 specification, and molded routing match the original line on the vehicle. Inspect adjoining turbocharger coolant system components for wear, contamination, or damage before installing the replacement line.

Quality Assurance

Dorman designs this turbocharger coolant line to match original equipment fit and function and manufactures it from quality materials for dependable service in turbocharged cooling systems.