Gates TL114 Turbocharger Oil Return Line

Turbocharger Oil Drain Line for GM HD Diesel Applications

Gates TL114 is a steel turbocharger oil drain line built for oil return service in turbocharger systems. It is engineered for direct replacement use where leak resistance and heat exposure are critical, making it a practical choice for select Chevrolet Silverado, GMC Sierra, Express, and Savana diesel applications.

The Gates Turbocharger Oil Line product line focuses on oil supply and drain routing at the turbocharger, with construction intended to handle the high-temperature environment around the turbo system. TL114 is an OE Exact replacement part for the specified applications.

Key Features

• Steel turbocharger oil drain line construction
• OE Exact comparison rating for direct replacement use
• 13-inch centerline length, 330 mm centerline length
• Designed for oil return service in turbocharger systems
• Includes turbocharger oil drain line, gaskets, bolts, studs, and nuts

Detailed Description

Gates TL114 is a turbocharger oil return line designed for oil conveyance away from the turbocharger in select GM diesel trucks and vans. The steel construction supports durability in a demanding underhood environment, while the OE Exact rating indicates a replacement profile aligned with the original application. This part number, TL114, is commonly searched for Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD turbocharger oil line replacement needs.

This part cross-references Dorman - OE Solutions 904-125 for the same application.

What It Is Used For

• Replacing a leaking turbocharger oil drain line
• Restoring proper oil return from the turbocharger
• Addressing oil seepage around turbo line connections
• Repairing damaged or corroded steel oil line routing
• Maintaining correct turbocharger oil drainage on GM diesel applications

Installation Notes and Tips

Verify the vehicle year, make, model, and turbocharger line routing before installation. Confirm the centerline length and connection points match the original part, and inspect mating surfaces for residue or damage before assembly. For best results, replace worn sealing components and torque fasteners to the vehicle service specification.

Compatible With 2004-2010 Chevrolet Silverado 2500 HD, Turbocharger Oil Line; 2007-2010 Chevrolet Silverado 3500 HD, Turbocharger Oil Line; 2007 Chevrolet Silverado 2500 HD Classic, Turbocharger Oil Line; 2007 Chevrolet Silverado 3500 Classic, Turbocharger Oil Line; 2004-2006 Chevrolet Silverado 3500, Turbocharger Oil Line; 2006-2010 Chevrolet Express 2500, Turbocharger Oil Line; 2006-2010 Chevrolet Express 3500, Turbocharger Oil Line; 2004-2010 GMC Sierra 2500 HD, Turbocharger Oil Line; 2007-2010 GMC Sierra 3500 HD, Turbocharger Oil Line; 2007 GMC Sierra 2500 HD Classic, Turbocharger Oil Line; 2007 GMC Sierra 3500 Classic, Turbocharger Oil Line; 2004-2006 GMC Sierra 3500, Turbocharger Oil Line; 2006-2010 GMC Savana 2500, Turbocharger Oil Line; 2006-2010 GMC Savana 3500, Turbocharger Oil Line.

Quality Assurance

Gates designs this turbocharger oil supply and drain line for oil conveyance in high-temperature turbocharger environments. The TL114 is built as an OE Exact replacement for the listed GM applications, supporting a direct-fit repair approach for Chevrolet and GMC diesel platforms.