Shop BMW M6 Engine Coolant Reservoir. 2.0 LITER, 2018-19, engine. 2.0 LITER, 2019, engine. 2.0 LITER Tank, MAIN, LITER - OEM BMW Part # 17135A6A030 (17-13-5-A6A-030, 17138742660)

Engine Coolant Reservoir. Expansion tank.
A container that holds Engine Coolant.

Engine Coolant Reservoir

Fits X3, X4

2.0 LITER, 2018-19, engine. 2.0 LITER, 2019, engine. 2.0 LITER, 2020-24, engine. M, M COMPETITION, MAIN, engine. M40I, MAIN, 2019, engine. M40I, MAIN, 2020-24, engine. W/M, M COMPETITION, engine. W/O M, M COMPETITION, MAIN, 2018-19, engine. W/O M, M COMPETITION, MAIN, 2020-24, engine. X3; Primary. X4; Primary.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.