BorgWarner 18539880005 Turbocharger

Overview of BorgWarner Turbocharger 18539880005

The BorgWarner turbocharger part number 18539880005 is engineered for select BMW models, including the 535i, 640i, and 740Li series. Designed to enhance engine performance, this turbocharger features a journal bearing type for reliable operation under demanding conditions.

• Compatible with BMW 535i, 535i GT, 535i xDrive, 640i, 640i Gran Coupe, 740i, 740Li, and ActiveHybrid models
• Journal bearing type for durability and efficient performance
• Mounting hardware, gasket, and mounting bracket not included
• OEM quality from BorgWarner, a recognized turbocharger manufacturer

Technical Details and Attributes

This BorgWarner turbocharger (part number 18539880005) utilizes a journal bearing system, which provides a balance of durability and smooth operation. Unlike ball bearing turbos, journal bearings offer proven longevity in many BMW applications. Note that this turbocharger does not include mounting hardware, gaskets, or mounting brackets, so these components must be sourced separately during installation.

Compatible BMW Models and Applications

This turbocharger is compatible with a range of BMW vehicles, including the 535i, 535i GT, 535i xDrive, 640i, 640i Gran Coupe, 640i xDrive, 740i, 740Li, 740Li xDrive, and ActiveHybrid 5 and 7 models. It is designed to meet the specific air and fuel delivery requirements of these engines, ensuring proper fitment and performance.

Common Issues Addressed by This Turbocharger

• Reduced engine power due to worn or failing turbocharger
• Excessive turbo lag affecting acceleration response
• Oil leaks or bearing wear causing turbocharger noise
• Decreased fuel efficiency related to turbocharger malfunction
• Engine warning lights triggered by turbocharger faults

Installation Notes and Tips

When installing the BorgWarner turbocharger 18539880005 on compatible BMW models, ensure all mounting hardware and gaskets are obtained separately, as these are not included. Proper torque specifications should be followed to avoid leaks or mechanical issues. It is recommended to inspect related components such as oil lines and intercooler connections during installation to maintain optimal turbocharger performance.

Quality Assurance and Warranty

BorgWarner turbochargers are manufactured to meet OEM standards, providing reliable performance for BMW vehicles. While specific warranty details for part number 18539880005 should be confirmed at the point of purchase, BorgWarner products typically come with a limited warranty covering defects in materials and workmanship.