Perfect Fit：Designed for seamless replacement of heater hose fittings with exact of 3/4 inch pipe and 5/8 inch hose. High Compatibility：Compatible with many vehicle models ensuring coolant and optimal engine performance. Durable Material：Made from materials to withstand extreme engine temperatures and a -lasting connection. Easy Installation：Simple to install without special tools, for DIY enthusiasts and professional mechanics. Versatile Use：Ideal for various automotive applications where efficient coolant transfer is essential., Manufacturer: ANGGREK