Expansion Tank Cap #17117521071 for BMW E70 E82 E88 E89 E90 E91 E92 (2007–2013)

Includes: - Expansion Tank Cap #17117521071

Fits Models: - BMW X5 (E70), 1 Series (E82, E88), Z4 (E89), 3 Series (E90, E91, E92)

Model Years: - 2007–2013

Submodels: - Common trims include 1 Series 128i, 135i, 3 Series 328i, 335i, X5 xDrive30i, xDrive35i, Z4 sDrive30i, sDrive35i

Engine Options: - Common engine sizes include 2.5L I6 (N52), 3.0L I6 (N54, N55), 3.0L Diesel (M57)

Description: This Expansion Tank Cap is designed for various BMW models, ensuring a secure seal for the coolant expansion tank. It helps maintain proper pressure and prevents coolant loss, contributing to optimal engine performance.

Features: - Direct replacement for OEM part #17117521071 - Fits multiple BMW models from 2007 to 2013 - Ensures proper coolant system pressure - Durable construction for long-lasting use - Easy installation with no special tools required