The Engine Coolant Outlet O-Ring Fel-Pro 35489 is a high-quality replacement part for engine cooling systems in cars and trucks. Made by Fel-Pro, a reputable brand known for producing reliable automotive gaskets and seals, this O-ring is designed to provide a secure seal for the engine coolant outlet. With a manufacturer part number of 35489 and made in the United States, this O-ring ensures durability and compatibility with various vehicle models, making it a practical and essential component for maintaining optimal engine performance.