Item Up for sale Oxygen sensor extender spacer HHO HYDROGEN Test Pipe O2 Bung THESE ARE NEEDED WHEN USING A HHO SYSTEM OR A TEST PIPE. THEY ARE ALSO USED TO LEAN OUT YOUR VECHICLE FOR BETTER GAS MILAGE. THEY ARE VERY EASY TO INSTALL BY UNSCREWING YOUR O2 SENSOR FROM YOUR EXHAUST THEN SCREW YOUR SENSOR INTO THE EXTENDER AND THEN SCREW THE TWO PIECES BACK INTO YOUR EXHAUST. THE EXTENDER HAS A 7/8 HEX HEAD WHICH IS THE SAME SIZE AS MOST O2 SENSORS AND IT MAKES THEM EASER TO INSTALL NOT LIKE THE STRAIGHT SIDED EXTENDERS. FITS ALL STANDARD SIZE SENSORS WITH A 1/2 INCH DIAMETER TIP. THE SIZE OF THE EXTENDERS IS M18 X 1.50 AND THEY ARE ABOUT 1 1/4 INCH LONG. IF YOU NEED MORE CLEARENCE YOU CAN STACK THEM AND THEY HAVE A TAPERED SEAT NO WASHER NEEDED this must be installed on bank 2 helps clears P0420 Check Engine Light as long as the o2 sensor is not broken or bad this is for off-road use only if your car runs two sensors on bank two you would need two sets of these simulator (bung) please feel free to contact me with any questions of for more photos
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