Febi 46222 Radiator Cap with Gasket for Coolant Expansion Tank

The Febi 46222 is a precision-engineered radiator cap designed for coolant expansion tanks in European vehicles. This OE-quality replacement cap maintains proper cooling system pressure to ensure optimal engine performance and prevent coolant loss.

Key Specifications:

• Opening pressure: 2.0 bar for precise cooling system regulation
• Thread size: M52 x 3 external thread for secure fitment
• Outer diameter: 88mm with secondary diameter of 30mm
• Height/thickness: 46mm for proper tank seal
• Material: Durable black plastic construction
• Includes integrated gasket for complete seal

What's Included:

• One radiator cap with pre-installed gasket

This cap serves as a direct replacement for OEM part number 17117639021. Manufactured by Febi Bilstein, a leading German automotive parts supplier with over 170 years of experience, this component meets original equipment standards for quality and reliability. The cap's pressure-relief valve maintains the correct operating pressure in the cooling system, raising the coolant's boiling point and protecting against overheating.