Engine Cooling System Cap 🚗

Why This Part is Essential

This vital component helps your engine cooling system maintain the correct pressure. It ensures the coolant stays at the right temperature and prevents overheating. Without the proper pressure, your engine could overheat, leading to expensive damage or breakdowns.

How It Works

Mounted on your radiator or coolant reservoir, this cap holds coolant pressure inside the system. Its internal spring-loaded valve opens only when the pressure threshold is exceeded, releasing excess coolant to keep things balanced. This action prevents coolant loss and maintains efficient engine operation.

Risks of a Broken Cap

• Engine overheating
• Coolant leaks
• Air entering cooling system
• Possible engine damage

Replacing a faulty cap is a small investment that protects your engine from severe issues.

Compatible Car Models

• Q50
• Qx50/Ex
• Q60/G Coupe
• Qx70/Fx