2Pcs Straight O2 Oxygen Sensor Extension Extender Spacer Adapter 55mm For M18 x 1.5

Specification: Color: As pictured Material: Stainless steel Surface Finish: Zinc Plated Steel Placement on Vehicle: Front Size: M18 x 1.5 Thread Length: 55mm Features: - Improves gas mileage. - No additional modifications, cutting or welding required to be installed completely. - Designed specifically to easily install within minutes. Fitments: 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. (Please Compare The Oxygen Sensor Spacer Extender With Your Original One Before Purchasing.) 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 Vehicle 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. Note: Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) Package Included: 2 Pcs x Oxygen Sensor Test Pipe. (Note: OFF ROAD OR TRACK USE ONLY.)