OTC 7215 Exhaust Back Pressure Gauge - Quickly Read Back Pressure Through the Oxygen Sensor Fitting to Determine the Amount of Exhaust System Restriction; Dial Graduated 0-8 PSI
Special Features
Simply insert the 7215 into the oxygen sensor hole
Large, easy-to-read gauge clearly shows pressure from 0-8 PSI
Specially designed tip provides more accurate pressure reading while stainless steel braided tube withstands high-heat engine conditions
A universal adapter is also included for vehicles with thermactor systems
For use on GM, Ford, Chrysler and imported vehicles
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