This engine oil filler cap is a direct replacement for the original equipment cap on a wide range of Peugeot, Citroën, Mini, and BMW vehicles. The cap seals the engine oil filler opening on the valve cover, preventing oil leaks, contamination, and evaporative loss during normal operation. A worn, cracked, or missing cap can allow dirt and moisture to enter the engine oil, accelerate oil degradation, or cause oil to seep onto the engine. Replacing a faulty cap with this unit restores a proper seal and protects the engine.

When the original oil filler cap becomes damaged or degraded, oil can leak from the valve cover, leading to oil stains, low oil levels, or contamination of the engine. Replacing a faulty cap with this unit restores a secure, leak‑free seal and helps maintain the cleanliness and performance of the engine. The cap is a direct‑fit replacement for the specified models and requires no modification to the valve cover.

Installation involves removing the old cap from the oil filler opening by turning it counterclockwise, cleaning the filler neck, and installing the replacement cap by turning it clockwise until it is securely seated. No tools are required for installation.

Part Number Cross Reference:
Replaces 11127542116, 025856, 025865, 025869, 9675477380

Vehicle Fitment (Partial List):

Confirm the original oil filler cap type and thread size for your specific vehicle before ordering.