The Performance Tool W80595 Fuel Injection Pressure Tester is a must-have tool for any mechanic or DIYer who needs to diagnose drivability problems related to the fuel injection system. With its multiple applications, this versatile tool can identify low pressure, faulty pressure regulator, leaking injectors, leaks or clogged fuel filters. The large 2-1/2 in. dial with a 0-100 PSI scale provides easy-to-read pressure readings for accurate diagnosis, while the 16 in. gauge hose and 6-foot bleed-off hose with solid brass fittings provide durability and longevity. The kit includes Ford, GM, and Chrysler test adapters as well as a Tee adapter for import vehicles, making it a versatile tool for a range of applications.