FEATURES & BENFITS:
- 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
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