BorgWarner 53037110000 K03/K04 Turbocharger Overhaul Repair Kit

The BorgWarner 53037110000 is a genuine OEM turbocharger overhaul kit designed for K03 and K04 turbochargers. This comprehensive repair kit contains all the essential internal components needed to rebuild and restore your turbocharger to like-new performance.

Complete Kit Contents Include:

• Retaining ring for secure component positioning
• Journal bearing for shaft support
• Locking clip for assembly retention
• Piston rings (including green-coded high-temperature seals)
• Thrust bearing for axial load management
• O-rings and gasket rings for proper sealing
• Left-handed thread shaft nuts
• Hexagon bolts and nuts for assembly
• Hose clamps for secure connections
• Circlips and locking brackets

Key Features:

• Genuine BorgWarner OEM quality components
• Direct replacement for original equipment parts
• Compatible with both K03 and K04 turbocharger models
• Includes all internal wear components for complete overhaul
• Precision-manufactured to exact factory specifications

This repair kit is commonly used on various BorgWarner K03 and K04 turbochargers found in Audi, Volkswagen, and other European performance vehicles equipped with turbocharged 1.8T and similar engines. The kit provides a cost-effective alternative to complete turbocharger replacement when internal components show wear from normal operation.