Genuine 80A 121 081 DB Engine Coolant Overflow Bypass Hose 3.0L Front

The Genuine Audi 80A 121 081 DB is an OEM front engine coolant overflow hose (also referred to as a coolant by-pass hose) designed for 3.0-liter engines. This is a direct factory-replacement part manufactured to the exact specifications of the original component it replaces.

Key Features:

• Genuine OEM Part: Manufactured by Audi/Volkswagen Group to original factory tolerances and material standards
• Front Position: Designed specifically for the front main hose location in the 3.0-liter cooling system
• Closed-Loop Cooling System: Feeds coolant back to the overflow/recovery reservoir, maintaining proper coolant circulation and system pressure
• Exact-Fit Replacement: Direct OEM replacement requiring no modification for installation
• OEM Quality Materials: Constructed to withstand engine heat, coolant chemistry, and pressure cycling for long service life

Also known as an engine coolant overflow hose or coolant reservoir hose, part number 80A-121-081-DB (also formatted as 80A.121.081.DB and 80A121081DB) is sourced directly from the Audi/Volkswagen Group parts network, ensuring a proper fit and reliable performance in the closed-loop cooling system.