53037100511 K03-2072GAAAA 5 88 Turbo Core Replacement for Audi A4

This aftermarket replacement turbo core, part number 53037100511 (K03-2072GAAAA 5 88), is designed for Audi A4 1999 150HP applications. It serves as an aftermarket replacement for OEM reference 5303-710-0511, offering reliable performance for rebuilders and distributors. Verify engine specifications and vehicle details before ordering to ensure correct fitment.

Key Specifications

This K03-2072GAAAA 5 88 turbo core is identified by part number 53037100511. It serves as a replacement component for Audi A4 1999 150HP applications. The unit weighs approximately 2 kg, facilitating easier handling during rebuild processes. Buyers should verify the physical dimensions and port configurations against their existing assembly. This core aligns with OEM reference 5303-710-0511 for identification purposes. Confirm all mounting details and shaft specifications before installation to ensure proper alignment.

Application & Compatibility

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

• AUDI > AUDI A4 > AUDI 1999 150HP
• AUDI

This K03-2072GAAAA 5 88 core is listed for Audi A4 1999 150HP applications. It serves as a reference replacement for OEM part number 5303-710-0511. Buyers must verify the engine code, vehicle year, and existing turbocharger model before ordering. This listing is intended for aftermarket replacement use only. Confirm all mounting details and shaft specifications match your unit to ensure proper alignment. Do not assume universal fitment across all Audi A4 variants.

Technical Notes

This K03-2072GAAAA 5 88 core assembly requires careful inspection of shaft runout and bearing clearance before installation. Verify that the compressor and turbine wheels rotate freely without binding or excessive play. Check all oil inlet and outlet ports for debris or damage to ensure proper lubrication flow. Inspect the center housing for cracks or heat distortion that could compromise seal integrity. Confirm that the shaft seal surfaces are smooth and undamaged to prevent oil leaks during operation. Proper handling prevents premature failure and ensures reliable performance in your rebuild application.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 53037100511 K03 core. Worldwide shipping is available for this 2 kg unit. Our team provides technical fitment support to help verify OEM reference 5303-710-0511 against your Audi A4 application. Contact us for bulk order details and pre-shipment inspection options. We assist distributors and repair shops in confirming part specifications before dispatch.