Global Parts 2511357 Turbocharger

Turbocharger Replacement for OE Performance

Global Parts 2511357 is a direct replacement turbocharger built to restore boost response, power output, and torque delivery when the original unit wears out. This GTA4502V VNT turbocharger uses an oil-cooled center housing, journal bearings, and a vacuum-operated control system for OE-style operation.

Compatible With applications that use the GTA4502V turbocharger design, including select Chevrolet Silverado and GMC Sierra diesel truck setups referenced by the interchange list. Part number 2511357 is also cross-referenced with 752389-0007 for the same application.

Key Features

• Turbocharger type: VNT for variable boost control
• Turbocharger model: GTA4502V
• Journal bearing construction
• Oil-cooled center housing
• Cast iron housing with uncoated finish
• Gasket or seal included
• Vacuum wastegate/blow-off valve control
• Direct replacement format for stock turbocharger service

Detailed Description

Global Parts 2511357 is engineered as an OE-style turbocharger replacement for diesel applications that rely on variable nozzle turbo technology. By forcing more air into the intake manifold, the unit helps restore the engine’s ability to build boost and recover lost torque after turbo wear, shaft play, vane sticking, or seal failure. The cast iron housing and journal bearing design support durable service in demanding truck use, while the oil-cooled center housing helps manage operating temperatures.

This part number 2511357 is a practical choice for Silverado and Sierra owners searching for a replacement GTA4502V turbocharger, as well as buyers comparing 2511357 against common OE and aftermarket references. It is built to match the stock turbocharger layout rather than requiring a custom setup.

What It Helps Resolve

• Low boost pressure
• Loss of power and torque
• Excessive turbo shaft play
• Whining, rattling, or turbo noise
• Vane control or vacuum-actuation issues

Installation Notes and Tips

Confirm the turbocharger model, actuator style, and OE cross-reference before installation. Replace worn gaskets and seals during service, and verify oil supply and return lines are clean and unobstructed. Prime the turbocharger with clean engine oil before startup and inspect the intake and exhaust system for contamination that could damage the replacement unit.

Quality Assurance

Global Parts turbochargers are positioned as OE-quality direct replacements for stock turbocharger service. The included gasket or seal supports a complete repair approach, and the part is built to restore factory-style boost control and drivability.