Universal oxygen sensor steel extender adapter For check engine light fix (Cel Fix) built with mini catalytic converter filter Cnc Machined Stainless Steel Material M18 x 1.5 thread size stainless steel ( 90 DEGREE ) adapter Increases the distance between the O2 sensor and exhaust system. This spacer only minimize the chance of CEL. Some vehicles will need their ECU reset if the CEL is triggered before hand. There is NO GUARANTEE that this product will work on your specific application. make sure the actual oxygen sensor is still good. if the actual sensor its to old we recomend to replace for a new one. This adapter will prolong the life of any Oxygen sensor Specification: Length: 61 mm/2.40 Material: Stainless Steel Color: silver Applicable models: universal Packages: 1 x Set of Oxygen Sensor Extender Spacer