Applicable to: for 1 series E81 E87 116I 118I 120i N43, for 1 series E82 120i N43, for 1 Series E88 118I 120i N43. for 3 Series E90 316I 318i 320i N43, for 3 series E91 E92 E93 316I 318i 320i N43. The sensor is the new type broadband NOx sensor. Its elements is composed of special ceramics, which contains two oxygen density sensing working together to determine NOx concentration. Replacing a faulty NOx sensor will reduce your vehicle's emissions to the atmosphere while keeping the engine running smoothly and normally. smooth and efficient operation of your vehicle and help extend the service life of the engine. Nitrogen Sensor Condition: New Other part number: 11787587129 5Wk96610L 11787582326 Part Number: 11787587129 (actual release) 11787587128 11787582327 11787580518 11787576908 11787565447 FOR E60 , E61 with N53 and N43 series petrol engine; FOR E63 , E64 , E90, E90 , E91, E91 , E92, E92 , E93, E93 with N53 series petrol engine Colour: Silver Material: Metal Package Contents: 1 * Nitrogen and oxygen sensor probe Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.