100% New condition ensures high quality and reliability for optimal performance. Direct replacement part for easy installation without modifications. Compatible with various models including for W164, W221, C230, C280, C300, C350, E350, and E500. Constructed from ABS and metal materials for long-lasting use. Part numbers A0035427018, A0045420818, and A0045420718 proper fitment. This Oxygen O2 Sensor is designed to provide accurate readings for your vehicle's exhaust system, helping to optimize efficiency and reduce emissions. With its direct replacement fitment, installation is straightforward, making it an ideal choice for those looking to maintain their vehicle's performance. Color: As Shown Material: ABS+Metal Package Contents: 4*Oxygen Sensor Only the above package content, other products are not included. Note: Light reflection 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.