BLITZ COOLING PERFORMER Scion xA / xB 2003-2007 Item# 75446 The Blitz® Cooling Performers were designed to replace the factory radiator hoses for specific vehicle applications. Made from high-quality Silicone, the Blitz® Cooling Performers are able to withstand extreme heat conditions and high pressure whilst providing an additional tap to make any installation of a Temperature gauge simple. Blitz® Cooling Performer Kits include all necessary hardware, plugs, and clamps.