Designed to transfer glycol-based coolants to and from the heater core, by-pass to the radiator, as well as through other components in the vehicle's coolant system. Product Features:EpdM tube and cover with synthetic knit reinforcement.Meets or exceeds SAE 20R4Ec class d1 specifications as well as many original equipment specifications.Resistant to Electrochemical degradation (EcR).compatible with most coolants including ethylene glycol and propylene glycol-based coolants, as well as organic acid modified, long life coolants.Temperature range of -40F to +275F (-40c to +135c)
