Description

The Audi Hose (8K0121081P) is a genuine OEM coolant hose used in the engine cooling system, specifically connecting the coolant expansion tank to the engine/radiator circuit.

It ensures proper coolant circulation, helping regulate engine temperature and prevent overheating. This hose is commonly used in Audi A4, A5 (B8 platform) models with 2.0L diesel and petrol engines.

Specifications

• Product Name: Coolant Expansion Tank Hose
• Part Number: 8K0121081P
• OEM / Genuine Part: Yes (Audi / VAG Group)
• Type: Molded coolant hose
• Material: Heat-resistant reinforced rubber
• Function: Transfers coolant between expansion tank & engine
• Position: Cooling system (reservoir ↔ engine/radiator line)