B6 MK5 Coolant BOTTLE 1K0121407A

Reservoir. Tank. Engine Coolant. EXPANSION.
Part Number: 1K0121407F
Supersession(s): 1K0-121-407-F; 1K0121407A

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.

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