FUNCTION- This sockets slotted design allows you to and install Sensor with the wiring harness still attached. Even if you have no experience in auto parts, you can use this sockets slotted, to help you understand car and fuel consumption. FEATURESSide slotted design, so you can the Sensor while still connected to the wiring harness. WHY REPLACE- Sensor is the key feedback sensor in the control system of EFI engine. It is a key part to control automobile emission, reduce vehicle pollution and improve fuel combustion quality of automobile engine. SUPERIOR MATERIAL- strong and durable, long service life, you can buy it with confidence. Suitable for vehicle repair workshops and personal home use. Weight: about 200g/145g Colour: Black Material: high quality material Quantity: 1pcs Packing list: 1 car oxygen sensor sleeve Only the above package contents are included, other products are not included. Note: The reflection of light and different monitors may cause the color of the item to be slightly different from the actual item. Measurements allow +/- 1-3cm.