The Gates 1/4" ID Heater Coolant Hose is a 2-foot long rubber hose designed for engine cooling systems. With an inner diameter of 1/4" (6.3mm) and a wall thickness of 3mm, this OE spec hose is suitable for universal fitment in cars and trucks. The glossy black hose with a white stripe finish is backed by a 1-year manufacturer warranty and is made in Mexico. This high-quality Gates hose is a reliable choice for maintaining proper engine temperature regulation.