Gates TL123 Turbocharger Oil Return Line

Turbocharger Oil Feed Line Overview

Gates TL123 is a steel turbocharger oil feed line built for oil transfer to and from the turbocharger. It is an OE Exact replacement for 2004-2005 Chevrolet Silverado 2500 HD, 2004-2005 Chevrolet Silverado 3500, 2004-2005 GMC Sierra 2500 HD, and 2004-2005 GMC Sierra 3500 applications.

The Gates Turbocharger Oil Line product line focuses on durable oil conveyance components for turbocharged systems, with construction aimed at resisting leaks and the high heat found around the turbocharger.

Key Features

• Steel construction for strength and durability
• Centerline length: 20.375 in. (517.5 mm)
• OE Exact comparison rating for direct replacement use
• Includes turbocharger oil feed line, banjo bolts, and copper washers
• Cross-reference: Dorman - OE Solutions 904-118

Detailed Product Description

Gates TL123 is a turbocharger oil feed line designed for precise oil delivery in turbocharged diesel truck applications. The steel line and OE Exact rating support factory-style fitment and routing, while the listed centerline length helps match the original configuration. For owners searching for a turbocharger oil line for 2004-2005 Chevrolet Silverado 2500 HD or 2004-2005 GMC Sierra 3500, this part provides a direct replacement option built around the original application requirements.

Use Gates TL123 when replacing a worn, leaking, or heat-damaged turbocharger oil feed line on compatible Silverado and Sierra HD models. The part number TL123 is also useful when cross-shopping OE-style turbocharger oil line replacements for these trucks.

Common Problems This Part Can Address

• Oil seepage at the turbocharger feed line
• Cracked or heat-stressed steel line sections
• Restricted oil delivery caused by a damaged line
• Incorrect routing or fit from a previous repair
• Turbocharger oil line replacement during turbo service

Installation Notes and Tips

Confirm the vehicle year, make, model, and turbocharger oil line routing before installation. Inspect the banjo bolt sealing surfaces and copper washers during service, and verify that the line follows the original path without contact against hot or moving components. For fitment searches, this part is listed for 2004-2005 Chevrolet Silverado 2500 HD, 2004-2005 Chevrolet Silverado 3500, 2004-2005 GMC Sierra 2500 HD, and 2004-2005 GMC Sierra 3500.

Quality Assurance

Gates manufactures this turbocharger oil feed line as an OE Exact replacement part for the specified applications. Part number TL123 is engineered for the demands of turbocharger oil transfer in the listed Chevrolet Silverado and GMC Sierra HD trucks.