The CRP Porsche Engine Oil Cooler Line O-Ring - 99970725540FE is a high-quality replacement part for Porsche vehicles. This O-ring is designed to seal the connection between the engine oil cooler line and the engine block, preventing leaks and ensuring proper oil flow. It is made from durable materials and is built to withstand high temperatures and pressure. This O-ring is specifically designed for use in Porsche engines and is an essential component for maintaining the proper function of the engine oil cooler system. It is a direct fit replacement and meets all OEM specifications.