Description

The Audi Hose (04L121157S) is a genuine OEM coolant hose used in the engine’s cooling system to transfer coolant between various components such as radiators, water pumps, and heat exchangers. It ensures proper circulation of coolant to maintain optimal engine temperature and prevent overheating during operation. This hose is made to factory standards for fit, function, and durability.

Specifications

• Part Number: 04L121157S
• Product Type: Coolant Hose / Coolant Water Pipe
• Material: Reinforced automotive‑grade rubber/plastic designed for heat and pressure resistance
• Fitment: OEM‑direct replacement for select Audi models (A4 Allroad, A4/S4, A5/S5, A6/S6, Q5, etc.)
• Function: Circulates engine coolant between system components to regulate engine temperature
• Warranty: Typically covered by factory warranty when sold as genuine OEM