AQUENT LTC-18 is a premium engine coolant concentrate designed to meet the latest demands of high-performance engines, offering an extended service life of up to 5 years or 250,000 km. This Si-OAT formulation combines advanced Organic Acid Technology with an ethylene glycol base, providing superior protection for all cooling system components and metals, including aluminum. AQUENT LTC-18 is free from phosphates, nitrites, amines, and borates, ensuring optimal performance and longevity.