3-Way Exhaust Back Pressure Kit

Description

• Allows quicker and more accurate testing of exhaust blockages in catalytic converters, mufflers, etc. • Can test in three different places: Oxygen Sensor, Exhaust Pipes, Air Injection System • Special gauge has two multi-colored bands - idle and 2500 RPM, with pressures shown in PSI and bar • Hose is 6 feet