2PCS O-Ring for Expansion Tank Oil Cooler for BMW 3 Series 5 Series 7 Series X3 Z4 Replace 17111711987

This 2PCS O-Ring set is designed for use with expansion tank oil coolers, ensuring leak-proof connections. Made from durable material, it withstands high temperatures and pressure, providing reliable performance. Ideal for maintenance and repair tasks to enhance your vehicle's cooling system efficiency. Backed by a 1-year warranty. Please check fitment before purchase. If unsure, send us your VIN # for confirmation.If you are an international buyer with a right-hand drive vehicle, please double-check compatibility before purchase. Always wear appropriate protective gear when handling or installing any automotive part to ensure your safety.

• Replaces: 17111711987, 17 11 1 711 987, 889520
• Durable Material: Made from high-grade material to withstands heat and pressure.
• Leak-Proof Design: Ensures tight and secure fit to prevent leaks.
• Easy Installation: Simple to replace, requires no special tools.
• We stand behind the quality of our products. This replacement part is backed by a 1-year warranty against manufacturing defects, giving you peace of mind with every purchase.