10PCS 45mm Plating Nickel O2 Sensor Spacer Extender Adapter M18*1.5 Thread for Off Road

BY the document of EPA 300-F-20001 click here to view details Please make sure the parts are used for off-road or competition only. Specification: 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. Color: plating nicke silver Dimension: Size: M18 x 1.5MM thread Length: 45mm Fitment: 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. Easy installation: 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, that's all! Package: 10PCS Oxygen sensor Test Pipe Attention: Not for Street use, Off-road use Only!