Buy OEM Volkswagen Part # 8D0121403L (8D0-121-403-L). Engine Coolant Reservoir. 1.8 LITER. 1.8 LITER TURBO. 2.0 LITER. 2.8 LITER. 6 CYLINDER, 2.8 LITER. Engine Coolant Expansion Tank -

Engine Coolant Reservoir. Tank.
A container that holds Engine Coolant.

Engine Coolant Reservoir

Fits Passat, Passat Wagon

1.8 LITER. 1.8 LITER TURBO. 2.0 LITER. 2.8 LITER. 6 CYLINDER, 2.8 LITER.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your Volkswagen to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.