EDC Unit EDC UNIT is an indispensable electronic control instrument to test function of rotating pump, EDC is electronic fuel injection system for small and business car, for example: AUDI, BMW, FIAT, ROVER, BENZ etc. EDC Unit include VP37 tester, ZEXEL P tester.[...]

Turbocharger, a kind of high speed whirl machine, uses exhaust gas discharged by engine to drive turbo and press machine impeller whirl in high speed. The press machine compress air into engine cylinder to combust fuel completely.[...]