This part is listed by BMW as BMW part number 11007735140 (11 00 7 735 140) and is described as oil dipstick o-ring.
This is a part that we buy directly from BMW Motorsport. It was originally designed by Motorsport engineers for competition use in a factory BMW racing program. As a part designed for competition use, it does not have a warranty. BMW Motorsport parts may sometimes be in short supply and orders are released at the discretion of BMW Motorsport. If a part is not in stock, contact us for the latest estimate on delivery time.
BMW Fitments:
2 Series
F22 / F23 (2014-2021) > M235i-Racing
F22 / F23 (2014-2021) > M240i-Racing
2 Series
F87 (2016-2021) > M2 CS Racing
4 Series
F82 / F83 (2015-2020) > M4 GT4