Dorman 667-520 Turbocharger Oil Return Tube

Dorman 667-520 Turbo Oil Return Tube

Dorman 667-520 is an upgraded turbocharger oil return tube for select Chevrolet Cruze, Cruze Limited, Sonic, Trax, and Buick Encore applications. It replaces the factory plastic line with a more durable stainless steel center section and aluminum connecting ends to help maintain steady oil return from the turbocharger.

Key Features

• OE FIX design for a direct-fit turbocharger oil return tube replacement
• Corrugated stainless steel flexible center section for added durability
• Rugged aluminum connecting ends for a secure connection
• Matches factory fit and function for the original oil return line
• Bolted mounting style with female inlet and outlet fittings
• Measures 8 in. long with 10.4 mm inside diameter and 24 mm outside diameter

Detailed Description

This Dorman 667-520 turbocharger oil return tube is built for vehicles where the original plastic return line can become brittle from heat and normal engine bay wear. On Chevrolet Cruze and Cruze Limited models, as well as Sonic, Trax, and Buick Encore applications, the upgraded stainless steel construction helps replace a common failure point with a more durable service part. It is engineered to match the factory routing and connection style while improving long-term reliability of the turbo oil return path.

This part cross-references Rein TRU0379 and Gates TL105 for the same application.

Common Problems This Part Can Address

• Oil leaks from a cracked turbocharger return line
• Heat-related brittleness in the original plastic tube
• Restricted turbo oil drainage caused by damaged tubing
• Oil seepage around the turbocharger connection points
• Turbocharger wear related to improper oil return flow

Installation Notes and Tips

Verify vehicle application before installation. This turbocharger oil return tube uses bolted mounting and female inlet and outlet fittings, so the existing connection points should be inspected for wear, corrosion, or damage before assembly. Clean the surrounding area thoroughly to prevent debris from entering the oil return path during service. Confirm proper alignment of the tube before tightening fasteners.

Quality Assurance

Dorman OE FIX parts are engineered to address known failure points in original equipment designs while maintaining factory-style fit and function. Part number 667-520 is built with stainless steel and aluminum construction for a more durable repair on select Chevrolet and Buick turbocharged vehicles.

Vehicle Fitment

• Fits 2013-2021 Buick Encore, N/A
• Fits 2013-2021 Chevrolet Trax, N/A
• Fits 2012-2020 Chevrolet Sonic, N/A
• Fits 2016 Chevrolet Cruze Limited, N/A
• Fits 2011-2015 Chevrolet Cruze, N/A