Lang Tools TU-24A-PB Three-Way Exhaust Back Pressure Kit Extension Cord 7" outer diameter

7" outer diameter

then automatically retracts

tool-free attachment changes

fan pulley's

Lang Tools TU-24A-PB Three-Way Exhaust Back Pressure Kit Extension Cord 7" outer diameterThis Three Way tester allows quicker and more accurate testing of exhaust blockages in catalytic converters, mufflers, etc. Features The 2 1 4" special gauge has two multicoloured bands for measuring at Idle and 2500 RPM. The scale ranges are in PSI and bar. Boot included on gauge for extra protection. The hose is 6 feet, enough length for the Technician to test from the driver's seat. Can test in three places: Oxygen Sensor, Exhaust Pipes, and Air