Coolant Expansion Overflow Tank No. 17139846642/17139884859 for BMW G30 G32 G12 (2017–2023)

Includes:
- Coolant Expansion Overflow Tank

Fits Models:
- BMW 5 Series (G30)
- BMW 6 Series (G32)
- BMW 7 Series (G12)

Model Years:
- 2017–2023

Submodels:
- 530i, 540i, M550i, M5 (G30)
- 630i, 640i, M850i (G32)
- 740i, 750i, M760i (G12)

Engine Options:
- 2.0L B46B20, 3.0L B58B30, 4.4L N63B44, 6.6L N74B66

Description:
This coolant expansion overflow tank is designed for BMW G30, G32, and G12 models from 2017 to 2023. It plays a crucial role in maintaining the cooling system's efficiency by allowing for the expansion and contraction of coolant as temperatures fluctuate.

Features:
- Direct fit for specified BMW models
- Durable construction for long-lasting performance
- Helps prevent coolant loss and overheating
- Easy installation with no modifications required

Part Numbers: 17139846642, 17139884859