SAGPI company is located in changzhou city near shanghai,we are a manufacturer that engaged in turbochargers and components for over 8 years.All products including whole turbo set, turbo cartridge, turbo gasket, rotor shaft, journal bearing, thrust bearing,heater cover, repair kit etc.must go through five checks before go out factory. Our products can used in overseas and domestic vehicles such as Audi,Ford,Komatsu, Isuzu, Iveco, MAN, Mercedes-Benz and Volvo. we promise the guarantee usable 3 years, please let me know, if you have any buying information about turbocharger.We have already supplied our products to clients to ensure the good working condition.