17117639020 Coolant Expansion Tank Cap For BMW

This is a BMW Coolant Expansion Tank Cap (often referred to as the radiator cap). It is the exact pressure cap required for the 17137647283 expansion tank discussed above.

Vehicle Compatibility:

• Sedans & Coupes: 1 Series, 2 Series, 3 Series (E90/F30), 4 Series, 5 Series (F10/G30), 6 Series, and 7 Series.
• SUVs: X1, X3, X4, X5, and X6