The KOELVLST.PREM.LONGLIFE-40C 1L Citroen PSA is a high-quality antifreeze coolant, specifically designed for Citroën and PSA vehicles. With frost resistance down to -40°C, this fluid ensures optimal protection against freezing, corrosion, and engine overheating. Its long-lasting formula contributes to a prolonged and smooth operation of the engine cooling system. Ideal for maintaining engine performance and ensuring the longevity of your vehicle.