0-500PSI Auto Transmission AT Engine Oil Pressure Tester Gauge Diagnostic TU-11A Description: This oil pressure test kit contains a wide assortment of durable brass adapters designed to fit mot import/domestic engines. This is a great kit for DIY auto tools, to test engine oil pressure quickly and accurately. Oil Pump Pressure Gauge to 500 PSI for use with most cars trucks motor vehicles, most engines. Features: Automatic Transmission Pressure Gauge .