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53039880053 K03-2075EXD Turbocharger for Skoda Octavia 1.8T
Aftermarket replacement turbocharger 53039880053 (K03-2075EXD 5 88) for Skoda Octavia, Audi A3, and VW 1.8T applications. Verify OEM reference 06A 145 704S and engine code before ordering.
Show more cross references
06A 145 704S 06A145704S 53039700053 5303-970-0053 5303-988-0053Subtotal: US$ 150.00
Send an InquiryThe 53039880053 K03-2075EXD 5 88 turbocharger is an aftermarket replacement unit designed for 1.8T engine applications in vehicles such as the Skoda Octavia and Audi A3. This complete assembly includes the turbine housing, compressor housing, and central cartridge, serving as an aftermarket replacement for OEM reference 06A 145 704S. Buyers should verify the specific engine code and vehicle production year against the supplied application list before ordering to ensure correct fitment.
Key Specifications
- Part Number: 53039880053
- Turbo Model: K03-2075EXD 5 88
- Product Type: Complete Turbocharger Assembly
- Packing Dimensions: 21 x 23 x 26 cm
- Gross Weight: 6 kg
- OEM Reference Numbers: 06A 145 704S, 53039700053, 5303-988-0053
- Visible Features: Gold-colored wastegate actuator, silver compressor housing, dark grey turbine housing, square exhaust flange, and threaded oil feed/return ports on the central cartridge.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- SKODA > SKODA OCTAVIA 150HP 2000 > AUDI A3 1 8T 2000 150HP
- AUDI > Audi A3 > Audi A3 1.8 T > Volkswagen ARZ
- SEAT > SEAT León > Volkswagen AUQ
- SEAT > SEAT Toledo > Volkswagen AUQ
- SKODA > Skoda Octavia > Skoda Octavia 1.8 T Combi > Volkswagen ARZ
- SKODA > Skoda Octavia > Skoda Octavia 1.8 T > Volkswagen ARZ
- VOLKSWAGEN > VOLKSWAGEN BEETLE > SKODA 2000 150HP
- VOLKSWAGEN > Volkswagen Beetle > Volkswagen New Beetle > Volkswagen AUQ
- VOLKSWAGEN > Volkswagen Beetle > Volkswagen New Beetle > Volkswagen AWW
- VOLKSWAGEN > Volkswagen Bora > Volkswagen AUQ
- VOLKSWAGEN > Volkswagen Bora > Volkswagen AWW
- VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf IV 1.8 T Variant > Volkswagen ARZ
- VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf IV GTI > Volkswagen ARZ
- VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk4 GTI > Volkswagen AUQ
- VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk4 GTI > Volkswagen AWW
- VOLKSWAGEN > Volkswagen Jetta > Volkswagen ARZ
- VOLKSWAGEN > Volkswagen Jetta > Volkswagen AUQ
- VOLKSWAGEN > Volkswagen Jetta > Volkswagen AWW
- VOLKSWAGEN > Volkswagen Polo > Volkswagen Polo GTI > Volkswagen AUQ
- Škoda > Škoda Octavia > Škoda Octavia vRS > Volkswagen AUQ
This K03-2075EXD 5 88 turbocharger is listed for 1.8T engine applications in Skoda Octavia, Audi A3, Volkswagen Golf, and Seat Leon vehicles. The application list includes engine codes ARZ, AUQ, and AWW, which serve as reference clues for fitment verification. Buyers should confirm the specific engine code, production year, and OEM reference numbers such as 06A 145 704S against their vehicle VIN before ordering. This is an aftermarket replacement application; verify part number 53039880053 and turbo model K03-2075EXD 5 88 to ensure correct identification for your specific vehicle configuration.
Technical Notes
The K03-2075EXD 5 88 is a fixed-geometry turbocharger. The visible gold-colored wastegate actuator manages boost pressure, while the silver compressor housing and dark grey turbine housing are joined by the central cartridge. Two threaded oil feed and return ports are located on the cartridge for lubrication. The square exhaust flange with four bolt holes aligns with the engine manifold. Buyers should verify the compressor inlet bellmouth design and turbine housing bypass port diameter against the original unit to ensure correct airflow characteristics for the 1.8T engine application.
B2B Supply
LeadTurbo supports B2B buyers including repair shops, rebuilders, and distributors with volume pricing for the 53039880053 K03-2075EXD 5 88 turbocharger. Worldwide shipping is available for this aftermarket replacement unit. Our team provides technical fitment support to help verify engine codes such as ARZ, AUQ, and AWW against your specific vehicle application. Please confirm the part number, OEM reference numbers like 06A 145 704S, and production year before placing an order to ensure correct identification for your 1.8T engine application.
Product FAQ
SKODA and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by SKODA.
Compatibility Verify part number 53039880053, engine code (e.g., ARZ, AUQ, AWW), vehicle application, and OEM reference numbers such as 06A 145 704S before ordering. This is an aftermarket replacement application; confirm fitment against your specific vehicle VIN and production year.
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Frequently Asked Questions
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Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
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Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
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Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
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