Auto Sourcing International Co., Ltd. (ASI performance) specializes in auto performance parts. ASI headquarters is located in Hong Kong. Our companey is one of the Chinese largest manufacturer groups for performance cooling system. Welcome, dear friends, you will find an exciting product world. ASI established five sales offices in china mainland, Australia, New Zealand, and Canada. ASI established four factories in China mainland. These factories can supply all aluminum radiator, intercooler, oil cooler, silicone hose, forge aluminum fittings etc. ASI is the largest manufacturer for all aluminum radiators in China. Now we have over 600 models for most racing radiators. All radiators can provide high performance for your tuning cars. We also can produce intercooler, oil cooler etc. ASI is the most professional manufacturer for silicone hoses. We can provide silicone hose and kits not only for intercooler, turbo system but also for racing radiators. We can provide high performance silicone hose with best quality and most competitive prices. ASI also has extensive supplier net and can source other performance products for different clients. ASI can supply auto performance product lines as below: 1) high performance radiator 2) Intercooler and related kits 3) Oil cooler and related kits 4) Higher performance silicone hose and kits 5) Turbochargers 6) Turbo manifold 7) Other performance products 8) Custom products