Click image to zoom

5303-710-0509 K03-1870EXA 4 82 Turbocharger Core for Audi A6 2.7L V6

5303-710-0509 K03-1870EXA 4 82 turbocharger core assembly. Aftermarket replacement for Audi A6 2.7L V6 and Allroad 2.7 TDI applications. Verify engine code and OEM reference 53037100509 before ordering.

Type Core Part # 5303-710-0509 Models K03-1870EXA 4 82 Weight 2.00 kg
Cross Reference 53037100509
CA$ 112.93 / 1 pc(s)
Qty

Subtotal: CA$ 112.93

Send an Inquiry
12-Month Warranty Worldwide Shipping OEM-Grade Quality

The 5303-710-0509 K03-1870EXA 4 82 turbocharger core is an aftermarket replacement CHRA designed for Audi A6 2.7L V6 and Allroad 2.7 TDI applications. This assembly includes the central housing, compressor wheel, and turbine wheel, serving as an aftermarket replacement component for repair shops and B2B buyers verifying fitment against OEM reference 53037100509.

Key Specifications

  • Part Number: 5303-710-0509
  • Product Type: Turbocharger Core (CHRA)
  • Turbo Model: K03-1870EXA 4 82
  • Gross Weight: 2 kg
  • OEM Reference: 53037100509
  • Application Clues: Audi A6 2.7L V6, Audi Allroad 2.7 TDI
  • Image Availability: High-resolution studio photography provided

This core assembly features a central cast housing with machined mounting tabs and bolt holes. The compressor and turbine wheels are mounted on a central shaft with threaded and splined ends, visible in the supplied front, top, and bottom views. Buyers should verify the flange orientation and shaft configuration against their existing unit to ensure proper alignment with the turbine and compressor housings.

Application & Compatibility

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

  • AUDI > AUDI A6 CAR > AUDI AJK ARE BES AGB 265HP
  • AUDI > AUDI A6 2,7 T (C5) RIGHT SIDE > AUDI ARE V6 250HP
  • AUDI > AUDI ALL ROAD 2 7 TDI BITURBO RIGHT SIDE > AUDI 2,7L-V6 5V 250HP

This core is listed for right-side applications on Audi A6 2.7 T (C5) and Audi Allroad 2.7 TDI biturbo models. Reference applications include Audi AJK, ARE, BES, and AGB engine codes with 250HP or 265HP outputs. Buyers should verify the specific engine code, production year, and existing turbo tag against OEM reference 53037100509 before ordering. Confirm that the mounting tabs and flange orientation align with your current turbine and compressor housings to ensure proper installation.

Technical Notes

The K03-1870EXA 4 82 core assembly features a central cast housing with machined mounting tabs and bolt holes. The compressor and turbine wheels are mounted on a central shaft, with a threaded tip visible at the top and a splined or keyed tip at the bottom. A large, flat, polished circular flange is present on both the top and bottom faces, while a threaded port is visible on the side of the central housing. Buyers should verify the flange orientation and shaft configuration against their existing unit to ensure proper alignment with the turbine and compressor housings. This structural layout is typical for this turbo model, but specific material grades and dimensions are not confirmed in the supplied data.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 5303-710-0509 K03-1870EXA 4 82 core. Technical fitment support is available to help verify engine codes, vehicle applications, and OEM reference 53037100509 before ordering. Inquire for wholesale quotes on this turbocharger CHRA or related Audi 2.7L V6 replacement components.

Product FAQ

Compare the existing turbo tag for the model K03-1870EXA 4 82 and part number 5303-710-0509. Ensure the engine code matches your Audi A6 or Allroad 2.7L V6 application before replacing the core.

Check the central cast housing, mounting tabs, and flange orientation against your existing core. The K03-1870EXA 4 82 core features specific machined mounting details that must align with the turbine and compressor housings.

Inspect the compressor and turbine housings for damage or oil leaks before installing the new 5303-710-0509 core. Ensure the central shaft rotates freely and that all mounting bolts are torqued to specification.

Yes, this core is listed for the right-side application on Audi Allroad 2.7 TDI biturbo models with 2.7L-V6 5V 250HP engines. Verify your specific vehicle configuration and OEM reference 53037100509 before ordering.

AUDI 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 AUDI.

Compatibility Verify part number 5303-710-0509, engine code (AJK, ARE, BES, AGB), vehicle application, production year, and OEM reference 53037100509 before ordering. This core is listed for right-side applications on Audi A6 2.7 T and Allroad 2.7 TDI biturbo models. Confirm fitment against your specific vehicle VIN and existing turbo tag.

Customer Reviews

Share installation notes, fitment feedback, or service experience for this product.

No customer reviews have been added for this product yet.

5/5

For More Information

Frequently Asked Questions

What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.

Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

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

Compressor Wheels

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