... in domestic and abroad. High Quality Low Price Silicone Radiator Hose Kit Features:1. Our main materials are EPDM, NBR, Natural ... week8. Usage: Widely used in car, bus and truck as for engine air intake, exhaust, water, oil resistance, turbocharger, radiators, ... .5mm to 160mmUsageWidely used in car, bus and truck as for engine air intake, exhaust, water, oil resistance, turbocharger, radiators, ...