This little screw basically seals up an opening in the oil sump – that's the bottom of your engine where the oil collects. It creates a tight seal to prevent oil leaks. It’s often used to cover an access point for cleaning or inspection, or sometimes it’s covering where a casting process left an opening. It's a pretty simple part, honestly, but crucial. Think of your oil sump as the reservoir for your engine’s lifeblood. That screw is one of the last lines of defense, keeping everything contained. It doesn't move or do anything mechanically, it just holds everything in. It’s part of the system that ensures oil stays inside the engine where it needs to be to keep things running smoothly. Well, oil leaks aren’t something you want to mess with. Even a small drip can become a bigger problem, and low oil levels cause serious engine damage, pretty quickly. This screw acts like a shield, preventing that from happening. You’ll notice if this thing starts to go, because oil will begin to leak out. Something like Fixparts Online has a good selection if you’re looking for a replacement, and it’s a relatively inexpensive part to replace, so dealing with it now is much cheaper than fixing an engine that’s been starved of oil. Backed by experts: Closure Screw (MPN 11137553918) includes a 12-month warranty!

Why Choose BMW?

• Get parts made specifically for your BMW, so they fit and work perfectly. • BMW parts are known for their high quality and durability, meaning they last longer. • Using genuine BMW parts helps maintain your vehicle’s value. • You can trust BMW parts to keep your car running smoothly and safely. Drive with confidence – choose BMW parts at FixParts Online.