JRangelp Exhaust Back Pressure Tester Car Catalytic Converter Clog Tester Exhaust Back Pressure Gauge Kit Automotive Exhaust Back Pressure Tester Kit with 6-Foot Hose & Adapter (M12&M18) & Carry Box - JR-MG074

• ✉Professional Tool✉ This exhaust back pressure gauge is a professional tool dedicated to diagnosing problem areas in exhaust system back pressure, you can use the exhaust gauge to understand the actual condition of your vehicle's exhaust system. prevent engine performance degradation. ✉Comprehensive Tool Set✉ Equipped with an adapter, M12 and M18, you can connect the exhaust back pressure gauge to the port of the exhaust system. In addition, a 6ft hose with gauge tester allows the user to test from the driver's seat. Come with a tool box, you can store all accessories in this box, which is convenient for carrying and storage, so that the accessories will not be lost. ✉2.5-INCH Pressure Gauge✉ With a 2.5'' pressure dial with easy-to-read markings in PSI and bar. three color-free color bars clearly indicate quality(bad or good). high-visibility markings on the gauge for easy reading. You can easily read the final measurement result. ✉High Efficiency✉ This exhaust pressure tester should be tested at idle and 2500rpm. Note that the pressure should be less than 1.25psi at idle and less than 3psi at 2500 rpm. ✉Convenient to Carry✉ Come with a tool box, you can store all accessories in this box, which is convenient for carrying and storage, so that the accessories will not be lost.