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53039880003 K03-1870EAA Turbocharger Replacement for VW/Seat AAZ
Aftermarket 53039880003 K03-1870EAA turbocharger for VW, Seat, and Audi AAZ applications. Verify part number, engine code, and OEM reference numbers before ordering.
Show more cross references
028 145 701R 028145701R 028145701RV 028145701RX 028145701S 53039700003 5303-970-0003 5303-988-0003Subtotal: CA$ 237.16
Send an InquiryLeadTurbo supplies the 53039880003 K03-1870EAA 3 81 turbocharger as an aftermarket replacement for Volkswagen, Seat, and Audi AAZ engine applications. This unit is listed for reference against OEM numbers such as 028145701R and 53039700003, supporting B2B buyers who require fitment verification for VW Golf, Passat, and Seat Ibiza models.
Key Specifications
- Part Number: 53039880003
- Product Type: Turbocharger
- Turbo Model: K03-1870EAA 3 81
- Engine Application: AAZ
- Packing Dimensions: 24*23*28 cm
- Gross Weight: 6.4 kg
- OEM Reference Numbers: 028145701R, 53039700003, 5303-988-0003
- Image Availability: High-resolution studio photography available
This unit features a two-part assembly with a dark cast iron turbine housing and a light grey compressor housing. Visible features include a gold-colored wastegate actuator, flanged exhaust inlet/outlet, and mounting flanges. Verify these visual details against your existing unit to confirm the correct K03-1870EAA 3 81 configuration.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- VOLKSWAGEN > SEAT
- AUDI > Audi 80 > Audi 80 B4 Avant (8C5) > Audi AAZ
- AUDI > Audi 80 > Audi 80 B4 Saloon (8C2) > Audi AAZ
- AUDI > Audi 80 > Seat AAZ
- AUDI > Audi 80 > VAG AAZ
- AUDI > Audi 80 > Volkswagen AAZ
- SEAT > SEAT Cordoba > SEAT Cordoba (6K1, 6K2) > Audi AAZ
- SEAT > SEAT Cordoba > Seat AAZ
- SEAT > SEAT Cordoba > VAG AAZ
- SEAT > SEAT Cordoba > Volkswagen AAZ
- SEAT > SEAT Ibiza > SEAT Ibiza II (6K1) > Audi AAZ
- SEAT > SEAT Ibiza > SEAT Ibiza Mk2 > VAG AAZ
- SEAT > SEAT Ibiza > SEAT Ibiza Mk2 > Volkswagen AAZ
- SEAT > SEAT Ibiza > Seat AAZ
- SEAT > SEAT Ibiza > Volkswagen ATD
- SEAT > SEAT Toledo > SEAT Toledo I (1L2) > Audi AAZ
- SEAT > SEAT Toledo > Seat AAZ
- SEAT > SEAT Toledo > VAG AAZ
- SEAT > SEAT Toledo > Volkswagen AAZ
- VOLKSWAGEN
- VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk3 > Seat AAZ
- VOLKSWAGEN > Volkswagen Golf > Audi AAZ
- VOLKSWAGEN > Volkswagen Golf > VAG AAZ
- VOLKSWAGEN > Volkswagen Golf > Volkswagen AAZ
- VOLKSWAGEN > Volkswagen Jetta > VAG AAZ
- VOLKSWAGEN > Volkswagen Jetta > Volkswagen AAZ
- VOLKSWAGEN > Volkswagen Passat > Volkswagen Passat B3 > Seat AAZ
- VOLKSWAGEN > Volkswagen Passat > Volkswagen Passat B4 > Seat AAZ
- VOLKSWAGEN > Volkswagen Passat > Audi AAZ
- VOLKSWAGEN > Volkswagen Passat > VAG AAZ
- VOLKSWAGEN > Volkswagen Passat > Volkswagen AAZ
- VOLKSWAGEN > Volkswagen Transporter > Volkswagen Transporter T4 > Audi AAZ
- VOLKSWAGEN > Volkswagen Vento > Audi AAZ
- VOLKSWAGEN > Volkswagen Vento > Seat AAZ
- VOLKSWAGEN > Volkswagen Vento > VAG AAZ
This K03-1870EAA 3 81 turbocharger is listed for reference in Volkswagen, Seat, and Audi applications equipped with AAZ engines. Representative vehicle clues include VW Golf Mk3, VW Passat B3/B4, VW Jetta, VW Vento, VW Transporter T4, Audi 80 B4, Seat Ibiza II, and Seat Toledo I. Buyers should verify the specific engine code, production year, and existing part number against the supplied OEM reference numbers such as 028145701R and 53039700003 before ordering. These application paths serve as verification clues for aftermarket replacement; confirm fitment against your specific vehicle configuration to ensure the correct K03-1870EAA 3 81 unit is selected.
Technical Notes
The K03-1870EAA 3 81 is a fixed-geometry turbocharger design. Visible features include a gold-colored wastegate actuator and flanged exhaust connections. Verify the specific model suffix '3 81' against your existing unit to ensure the correct configuration. Cross-reference the 8 supplied OEM numbers, such as 028145701R, to confirm the correct part for your AAZ engine application.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for the 53039880003 K03-1870EAA turbocharger. Technical fitment support is available to help verify engine code, vehicle application, and OEM reference numbers before placing bulk orders. For mixed fleet requirements involving VW, Seat, or Audi AAZ applications, our team can assist in reference checking part numbers to ensure the correct unit is selected. Inquire for current stock availability and shipping timelines.
Product FAQ
VOLKSWAGEN 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 VOLKSWAGEN.
Compatibility Verify part number 53039880003, engine code (e.g., AAZ), vehicle application, production year, and OEM reference numbers (e.g., 028145701R) before ordering. This is an aftermarket replacement application; confirm fitment against your specific vehicle configuration.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
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.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
