1721-1210 3/4 x 5/8 Heater Hose Splicer

Heavy-duty heater hose splicer designed for reliable coolant system connections. Features a 3/4 x 5/8 inch configuration to accommodate standard automotive hose sizes. Constructed from durable materials to withstand engine bay temperatures and pressure cycles. Ideal for repairs, replacements, or custom cooling system modifications. Direct fit for most domestic and import vehicles. Stock part 1721-1210.