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Direct Fit Replacement: Compatible with OEM part numbers 4B1820021B and 4B1820021C for seamless installation
and CC with the 3
Denso Quality: Manufactured to strict OEM standards for long life and reliability
0V6 Audi A6 2007–2008 3
MAHLE BEHR Expansion Tank for Audi A4 & A4 Quattro (2002-2006) akenobo Direct Fit Replacement: Compatible withThis MAHLE BEHR Expansion Tank is designed for Audi A4 and A4 Quattro models from 2002 to 2006 (B6 generation). It replaces OEM part number 8E0121403A and ensures reliable coolant storage and pressure regulation. Manufactured to OEM standards for durability. Key Features & Benefits OEM Part Number 8E0121403A: Direct replacement for the original. Fits Multiple Engines: Compatible with 1. 8L, 2. 0L, 3. 0L, and 3. 2L engines. Manufactured by MAHLE BEHR:
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