POKESS Engine Radiator Overflow Expansion Tank Bottle With Cap For Focus MK3 09-12 C-Max S40 V50 C30 C70 MAZDA3 Material: Plastic Capacity: Up to 105℃ Vaporization Material Compatibility: Focus MK3 (2009–2012), C-Max, S40, V50, C30, C70, Mazda3 Installation: No drilling or modifications required Reference OE/OEM Number: 5M5H8K218AA, 3M5H8K218AJ, 3M5H8K218AH, 1425193, LF8B15350B, 8N618K218 The POKESS engine radiator overflow expansion tank is designed to support engine cooling system performance.It is built to fit specific vehicle models including Focus MK3, C-Max, S40, V50, C30, C70, and Mazda3.The unit integrates with existing cooling components without requiring alterations to the vehicle.Its design allows for direct replacement, compatibility with system specifications. Constructed from plastic, the tank is engineered to endure operating temperatures up to 105℃.This supports consistent function within thermal conditions.The design facilitates efficient vapor and coolant management, contributing to stable engine temperature regulation.Suitable for use in a range of climates, the expansion tank helps maintain cooling system integrity during both -heat and cold weather conditions. Compatibility Advisory: This product is not affiliated with the manufacturer.Brand mentions are for fitment reference only.