Dorman 667-522 Turbocharger Coolant Line - Supply

Dorman 667-522 Turbocharger Coolant Line

This Dorman turbocharger coolant line is built for direct replacement on select Buick, Chevrolet, and GMC applications. It matches the original line’s fit and function, with steel construction and molded assembly shaping for dependable coolant routing in turbocharged systems.

Key Features

• Direct replacement turbocharger coolant line for specified vehicles
• Steel construction with a silver finish
• Molded assembly design for OE-style routing
• Female end connections with threaded fittings
• Includes the coolant line and fittings for the listed application
• Cross-reference: GM 55568031

Detailed Description

Dorman 667-522 is a turbocharger coolant line engineered to match the original line on select turbocharged vehicles. It is designed for supply-side coolant routing and uses steel tubing with male inlet and outlet fittings, female end connections, and threaded fittings for a secure installation. The line measures 6.0 inches in length, with an inside diameter of 0.21 inches and an outside diameter of 0.31 inches. Its molded assembly shape helps it follow the factory path on the vehicle.

Compatible With 2013-2021 Buick Encore, Supply; 2013-2021 Chevrolet Trax, Supply; 2012-2020 Chevrolet Sonic, Supply; 2011-2016 Chevrolet Cruze, Supply; and 2016 Chevrolet Cruze Limited, Supply. For shoppers searching for a turbocharger coolant line for 2011-2016 Chevrolet Cruze supply applications or a replacement coolant line for 2013-2021 Buick Encore and Chevrolet Trax, this part number 667-522 is built to match the listed fitment.

Common Problems This Part Can Address

• Coolant leakage from a damaged turbocharger coolant line
• Corrosion or wear in the original steel line
• Restricted coolant flow through a bent or deteriorated line
• Fitment issues caused by an incorrect replacement line
• Loss of proper turbocharger coolant routing on the supply side

Installation Notes and Tips

Verify the vehicle year, make, model, and supply-side application before installation. Compare the original line’s routing, fitting style, and thread dimensions to confirm match-up. Inspect adjacent coolant connections and sealing surfaces for wear or contamination before installing the new line. Because this is a molded assembly with threaded fittings, careful alignment during installation helps prevent cross-threading and leaks.

Quality Assurance

Dorman designs this replacement line to match the fit and function of the original part on the listed vehicles. The steel construction and OE-style configuration support reliable performance in turbocharger coolant routing. Part number 667-522 is also referenced by GM 55568031 for the same application.