Audi A3 8L 1996-2003 Radiator Coolant Expansion Header Tank Vehicle Model_Octavia E Number (4F0 998 281

E Number (4F0 998 281 B) to help ensure you select the correct part for your vehicle

Perfect for road-use upgrades on your Citroen DS5

Designed for serious motorsport performance on heavily-driven Renault Scenic vehicles

This replacement rear light is designed specifically for the Nissan Navara (2005

Audi A3 8L 1996-2003 Radiator Coolant Expansion Header Tank Vehicle Model_Octavia E Number (4F0 998 281One of the lesser known parts on your Audi A3 is the coolant expansion tank. This component is responsible for catching and storing coolant overspill from the vehicle's radiator. The coolant in your vehicle is designed to prevent the engine from overheating. As it reaches its optimal operating temperature, it expands and can overflow. The expansion reservoir collects this excess fluid and stores it safely instead of letting it spill onto the road. How