... 1. Our main materials are EPDM, NBR, Natural Rubber, CSM, PVC and Silicone.2. Pressure range: 0 ... bus and truck as for engine air intake, exhaust, water, oil resistance, turbocharger, radiators, intercoolers, oil application ... bus and truck as for engine air intake, exhaust, water, oil resistance, turbocharger, radiators, intercoolers, oil application ... order Q’ty500pcs per model Auto Rubber Pipe