Material:
Made of Zinc Plated Steel which is durable and have high strength to use. This will enable the spacer to using for a long time.Threads made with dedicated tool, perfect accuracy and repeatability.
Dimension:
M18 x 1.5MM thread & 55MM
Easy to 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!
Function:
For Usage Of Veichle Spark Plugs Spacer to eliminate check engine light, when removing your cats these can help clear your check engine light by spacing your O2 sensor further from the exhaust stream.
Package: 4PCS Oxygen sensor Test Pipe. (Note: OFF ROAD OR TRACK USE ONLY.)