This universal car cooling system radiator is compatible with a wide range of vehicles, featuring part numbers 1K0121251L, 5K0121251J, 5K0121253B, and 1K0121253L. Utilizing advanced cooling technology and durable materials, it significantly enhances cooling efficiency and effectively prevents engine overheating, ensuring stable vehicle operation under various conditions. It's an ideal choice for routine maintenance and replacement of your vehicle's cooling system, providing solid support for your driving experience.