Product Details: Hose priced per and sold in 3 foot length increments for price listed, not 3 per box. Outfit your semi to be Ready for the Road Ahead™ with an effective transport of engine coolant, with the Gates 2-1/2" Green Stripe® 2-Ply Straight Coolant Hose. To transfer coolant between an operating engine and a radiator, this replacement hose features a two-ply design. Constructed with resilient materials to endure demanding conditions and prevent leaks and overflows. FleetPride is your First Click in Heavy Duty®.