BOSCH 17187 Premium Original Equipment Oxygen Sensor - Compatible with Select BMW 550i, 650i, 750i, 750Li, GT, xDrive, Gran Coupe, Alpina B6, B7, M5, M6, X5, X6; Mini Cooper, Countryman, Paceman
Bosch leads the way in oxygen sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.