Buy 2016 Volkswagen Golf S Hatchback 1.8L A/T Engine Coolant Reservoir. Engine Coolant Expansion Tank Sportback, TT, Aux, CYFB - OEM Volkswagen Part # 5Q0121407M (5Q0-121-407-M, 5Q0121407AA, 5Q0121407T, 5QM121107C)

Reservoir. Tank.
A container that holds engine coolant. Auxiliary. Engine Coolant. Expansion.

Engine Coolant Reservoir

Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2016 Volkswagen Golf to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.