O2 oxygen sensor test pe extension extender adapter spacer M18 X 1.5 (1) Bung-Sier

these are neeeded when using a hho system or a test pe. they are also used to lean out your vehicle for better gas mileage. 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 and it makes them easier to install not like the straight sided extenders. fits most with a1/2 inch diameter t. the size of the extenders is M18 X 1.50 and they are 1.253 inches long and drilled out to .5175 inches. if you need more clearance you can stack them and they have a tapered seat no washer needed. Color: Sier Material: Iron Model:M18*1.5 Universal For Any Thread Size Of 18mm Straight Bolt-On, No Modification Needed Very Easy To Install Package included: 1PCS X oxygen sensor Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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