Bosch Oxygen Sensor - After Catalytic Converter - Bank 1 and Bank 2
Sold Individually - 2 Required Per Car
This part is listed by BMW as BMW part number 11787836451 and is described as OEM Bosch Post-Cat Oxygen Sensor (O2) L=370mm - 11787836451 (11-78-7-836-451) - E60 M5,E63 M6.
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E60 / E61 (04-10) > M5
E63 / E64 (04-10) > M6