CMTOOL Exhaust Back Pressure Tester Kit with Carton Packaging, Professional Car Exhaust Back Pressure Gauge with 6-Foot Hose, with Adapter & Hose Clamp

【Professional Exhaust Back Pressure Tester】The diagnostic function of the back pressure tester can help you quickly and accurately determine the condition of the vehicle's exhaust system, which can prevent sluggish engine performance, reduced acceleration, and excessive heat. Whether you are an auto expert or a DIY mechanic, the exhaust back pressure tester kit can bring you a satisfying experience.. 【2.5-Inch HD Gauge & Rubber Vibration Cover】The adapter for exhaust pressure test is M12 and M18 thread, also comes with a 2.5 inch easy-to-read gauge. The gauge head is equipped with a shockproof rubber protective cover, which is feels comfortable, drop-resistant and durable, and long-term protection.. 【2 Pressure Units & 3 Color Bands】The exhaust pressure tester has 2 pressure units (PSI and Bar) and 3 colors to indicate good or bad status, highly visible markings greatly help users to read the data directly. The exhaust pressure gauge is tested at idle and 2500rpm. The pressure should be lower than 1.25psi at idle, and lower than 3psi at 2500rpms.. 【High Temperature Resistant 6ft Hose】The hose is made of special thickened silicone material, which is not only wear-resistant but also high temperature resistant about 300°C, fully meeting your needs. The 6ft hose allows the user to test from the driver's seat, making your repairs easier and saving you time and energy.. 【Important Hint】The gauge has been checked and calibrated to ensure accurate test results. If the gauge pointer is not in the initial state ""0"", it may be that the gauge has been impacted during transportation. In this case, you can disassemble the cover and adjust the pointer to ""0"", without affecting the test results.