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53039880248 K03-2074DAB 4 82 Turbocharger for VW Polo 1.4 TSI

Aftermarket replacement turbocharger 53039880248 (K03-2074DAB 4 82) for VW Polo 1.4 TSI and related Audi/Seat/Skoda models. Verify engine code and OEM reference numbers before ordering.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Turbocharger On backorder — orders accepted Part # 53039880248 Models K03-2074DAB 4 82 Weight 7.80 kg Packing 36*33*21
Cross Reference 03C145701B
Show more cross references 03C145701B 03C145701G 03C145701K 03C145701Q 03C145701T 03C145702B 03C145702P 03C145702PV 03C145702PX 5303-970-0099 5303-970-0142 5303-970-0150 53039700162 5303-970-0162 53039700248 5303-970-0248 53039880099 5303-988-0099 53039880142 5303-988-0142 53039880150 5303-988-0150 53039880162 5303-988-0162 5303-988-0248
US$ 260.00 / 1 pc(s)
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Subtotal: US$ 260.00

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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This 53039880248 K03-2074DAB 4 82 turbocharger is an aftermarket replacement unit designed for the Volkswagen Polo V 1.4 TSI (CAVE 180HP) engine. It serves as an aftermarket replacement application for buyers verifying fitment against OEM reference numbers such as 03C145701B and 03C145702B.

Key Specifications

  • Part Number: 53039880248
  • Turbo Model: K03-2074DAB 4 82
  • Product Type: Complete Turbocharger Assembly
  • Gross Weight: 7.8 kg
  • Packing Dimensions: 36 x 33 x 21 cm
  • OEM Reference Examples: 03C145701B, 03C145702B, 5303-988-0248
  • Visible Features: Three-port cast iron exhaust manifold, silver aluminum compressor housing, electronic actuator assembly, and long metal actuator rod. Verify the backplate bolt pattern and actuator rod length against your existing unit before installation.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

  • VOLKSWAGEN > VOLKSWAGEN POLO V 1 4 TSI > VOLKSWAGEN CAVE 180HP
  • AUDI > Audi A1 > Volkswagen CAVG
  • AUDI > Audi A1 > Volkswagen CTHG
  • AUDI > Audi A1 > Volkswagen CTJA
  • AUDI > Audi A3 > Volkswagen BLG
  • AUDI > Audi A3 > Volkswagen CAVG
  • AUDI > Audi A3 > Volkswagen CTHG
  • SEAT > SEAT Alhambra > Volkswagen CTHA
  • SEAT > SEAT Ibiza > Volkswagen BWK
  • SEAT > SEAT Ibiza > Volkswagen CAVG
  • SEAT > SEAT León > Volkswagen CAVG
  • SEAT > SEAT León > Volkswagen CTHG
  • SEAT > Seat Leon > Volkswagen BLG
  • SKODA > Skoda Fabia > Volkswagen BWK
  • SKODA > Skoda Octavia > Skoda Octavia II > Volkswagen BMY
  • SKODA > Škoda Octavia > Volkswagen CAVG
  • SKODA > Škoda Octavia > Volkswagen CTHG
  • VOLKSWAGEN > Volkswagen Beetle > Volkswagen CAVG
  • VOLKSWAGEN > Volkswagen Beetle > Volkswagen CTJA
  • VOLKSWAGEN > Volkswagen Bora > Volkswagen BLG
  • VOLKSWAGEN > Volkswagen Golf Plus > Volkswagen Golf Plus V > Volkswagen BMY
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk5 > Volkswagen CAVG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk5 > Volkswagen CTHG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk6 > Volkswagen CAVG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Mk6 > Volkswagen CTHG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf Plus > Volkswagen BLG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf V > Volkswagen BLG
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf V > Volkswagen BMY
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf V > Volkswagen BWK
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen Golf VI > Volkswagen BWK
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen CTHA
  • VOLKSWAGEN > Volkswagen Golf > Volkswagen CTJA
  • VOLKSWAGEN > Volkswagen Jetta > Volkswagen Jetta 6 > Volkswagen CTHA
  • VOLKSWAGEN > Volkswagen Jetta > Volkswagen BLG
  • VOLKSWAGEN > Volkswagen Jetta > Volkswagen BMY
  • VOLKSWAGEN > Volkswagen Jetta > Volkswagen BWK
  • VOLKSWAGEN > Volkswagen Passat > Volkswagen BLG

This K03-2074DAB 4 82 turbocharger is listed for the Volkswagen Polo V 1.4 TSI (CAVE 180HP) and associated Group A applications. Reference applications include Audi A1 (CAVG, CTHG, CTJA), Audi A3 (BLG, CAVG, CTHG), SEAT Ibiza/León (BWK, CAVG, CTHG, BLG), Skoda Fabia/Octavia (BWK, BMY, CAVG, CTHG), and Volkswagen Golf/Jetta/Passat/Beetle models. These are reference clues only; verify your specific engine code, production year, and OEM reference numbers such as 03C145701B or 03C145702B before ordering. Confirm the backplate bolt pattern and actuator rod length against your existing unit to ensure correct replacement application.

Technical Notes

The K03-2074DAB 4 82 assembly features a visible electronic actuator and a long metal actuator rod connecting the compressor and turbine sections. Buyers should verify the actuator rod length and adjustment range against the original unit to ensure proper vane control. Confirm the backplate bolt pattern and gasket surface match the existing turbine housing. The unit includes a three-port cast iron exhaust manifold and a silver aluminum compressor housing with a brass fitting. Pre-shipment inspection is recommended to check for visible damage or misalignment before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 53039880248 K03-2074DAB 4 82 turbocharger. Technical fitment support is available to help verify part number, engine code, and OEM reference numbers such as 03C145701B before ordering. Contact our team for bulk quotes or to confirm application details for your specific vehicle fleet.

Product FAQ

This K03-2074DAB 4 82 turbocharger is associated with 25 OEM references, including 03C145701B, 03C145701G, and 03C145702B. Verify these against your vehicle's service manual.

The application data lists VW Polo V 1.4 TSI with engine code CAVE (180HP) as a reference application. Confirm your specific vehicle's engine code and production year before ordering.

Inspect the backplate bolt pattern and gasket surface on the K03-2074DAB 4 82 unit to ensure it matches your existing turbine housing. The gross weight is 7.8 kg, so handle with care during inspection.

Measure the actuator rod length on the 53039880248 unit and compare it to your original part. Ensure the rod connects securely to the turbine vane mechanism without binding or excessive play.

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 53039880248, engine code (e.g., CAVE, CAVG, CTHG), vehicle application, production year, and OEM reference numbers such as 03C145701B or 03C145702B before ordering. Fitment is reference-based; confirm against your specific vehicle VIN or service manual.

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Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

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Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

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