Radiator Cooling Overflow Hose For Audi A6/Avant/A6 Avant Quattro, 4G0121081AL

OE Number4G0121081ALFitment For Audi A6 2011-2014 For Audi Avant 2011-2014 For Audi A6 Avant Quattro 2011-2014 For Audi S6 Avant Quattro 2011-2014 Specification Material: Rubber Package: 1x Radiator Cooling Overflow Hose This is a non-OEM product, accessory only! Features of Coolant Reservoir Hose 1. Core Function: Manages the flow of excess coolant to and from the expansion tank, helping to maintain the correct system pressure. 2. Durability: Designed to withstand temperature variations and exposure to coolant, ensuring long-term reliability. 3. System Protection: Improves in preventing coolant loss and helps maintain the engine's optimal operating temperature. Effects of Failed Coolant Overflow Hose Coolant Loss: Leads to leaks and a low coolant level in the reservoir. Engine Overheating: Prevents proper cooling system function, causing the engine to overheat. Engine Damage: Risk of severe and costly damage from continued overheating. Safety Hazard: Creates a danger of steam or hot coolant spraying from the engine bay. Installation of Radiator Overflow Hose 1. Safety & Preparation: Ensure the engine is cool and carefully open the coolant expansion tank. Drain a sufficient amount of coolant from the system into a drain pan. 2. Hose Replacement: Remove the old hose and install the new one, ensuring correct routing. Secure all connections tightly with new clamps. 3. Final Check: Refill the system with fresh coolant. Run the engine, check for leaks, and top up the coolant level as needed.