BMW Expansion Tank Cap Genuine BMW 17117639020

Ensure reliable cooling system performance with the BMW Expansion Tank Cap Genuine BMW 17117639020. Manufactured by Genuine BMW, this OE-cap part (Genuine BMW part number 17-11-7-639-020 / 17117639020) is engineered for precise fit and function.

Key Features:

• Genuine BMW quality and engineering
• Designed for optimal sealing of the expansion tank (1.4 bar) on select BMW models
• Direct OE replacement part for straightforward installation

Verified Fitment Highlights:

• Compatible with select BMW 1 Series M, 128i, 135i, 135is (E82/E88; model years 2008-2013)
• Fits various 2 Series, including 228i, 228i xDrive, 230i, 230i xDrive (F22/F23; model years 2014-2021)
• Designed for numerous 3 Series models, including 320i, 325i, 325xi, 328d, 328i, 328xi, 330e, 330i, 335i, 335is, 340i, with detailed fitment for body styles and engines as specified above

Choose Genuine BMW for lasting performance and trusted durability. Always verify compatibility with your specific vehicle by the provided fitment summary before purchasing.