XZR8®
Turbo Frame ModelK03 / K03S (K03 Sport)
Bearing TypeFloating bearing (Journal Bearing)
Coolant TypeOil Cooling and Water Cooling
Compressor DiameterApprox. 49 mm (K03S is about 5 mm larger than K03)
Turbocharger Exit ConnectionOriginal exhaust bypass valve actuator
Applicable Engine Displacement1.8L Turbocharged / 2.0L TFSI
Horsepower Grade180 - 200 hp
Suggested Replacement MethodDirect replacement, note the difference in actuator
Manufacturer No.
53037100511530371005265303988046953037110000BWA53037110000
OEM Part No.
058145703J06F145701H06A145704S06A145713F06A145713B
Engine Part No.
EA113 1.8T 20V2.0 TFSIAGUAWPAUQB5
Interchange No.
K03-029K03-052058145703JKTK03SK04
Fitment Vehicles
Volkswagen BoraVolkswagen LavidaVolkswagen TouranVolkswagen Golf IVVolkswagen PassatVolkswagen JettaVolkswagen BeetleAudi A3Audi A4 B7Audi TTSEAT LeonSkoda Octavia

Intake And Exhaust System - Industrial Encyclopedia

High-performance aftermarket BorgWarner K03S turbocharger designed for 1.8T engines. Replaces OE numbers 058145703J, 06F145701H, and 06A145704S. Ensures optimal boost pressure and engine efficiency.