Demosan Automotive has been producing spare parts for heavy vehicles since 1997. -Exhaust Manifolds -Water Pump and Housing -Fan Retainer/Hub -Fuel pump -Oil pump We produce and many other products as first quality. Apart from our mass production, we take part in many special projects in line with the demands of our customers. We always produce the best quality products for our customers with our own quality control team and devices (CMM).