Auto Car Exhaust System Back Pressure Tester Meter Diagnostic Tool

Car Auto Exhaust Back Pressure Tester Gauge Kit Professional Auto Tools(w/case)- great tool Compatible with testing Compatible with blockages incatalytic converters and mufflers.Gauge adapter threads intooxygen sensor ports (both 12mm and 18mm).Test at idle and at2500 rpm's.Pressure should be below 1.25psi at idle and below 3psiat 2500rpms.Higher readings indicate a restriction which shouldbe corrected.==========Origin : Mainland ChinaWelcome to HEPINGQINXINDA We focus on auto parts sales, complete categories and reliable quality. Whether it is maintenance or upgrading, the professional team provides you with a one-stop solution. Looking forward to escorting your car!

• Classification Storage Box: Thickened PP material toolbox, with precise internal slots to securely fix tools, preventing shaking and loss. Easy to access.
• Portable Design: The box comes with reinforced handles + lock, lightweight, suitable for carrying in a vehicle or storing at home without taking up space.
• Multi-piece Set Combination: Includes wrenches, screwdrivers, sockets, pliers, etc. X types of tools, meeting 90% of daily maintenance needs.
• Torque Accuracy: Torque wrench error ≤ ±3%, professionally calibrated to avoid screws becoming too tight and damaging parts.
• Multifunctional Pliers: Sharp-mouthed pliers + angled pliers + wire pliers combined into one, capable of cutting, gripping, and bending for multiple uses.