Brand DPTOOL
UPC 793288806852

Check the listing for details. Digital Exhaust Back Pressure Tester Kit for Catalytic Converter Vacuum Fuel. Condition: New. Listed at 36.09 USD. Start the engine and warm up the engine temperature to between 75-85 degrees, turn off the engine, connect vacuum gauge, Started let the engine run in idling conditions, and ensure the speed is around 850r/min, if guage read less than 53Kpa, indicates that the system has a leak.

$21.65
$36.09