BMW Cooling System Thermostat to Cylinder Head Hose O-Ring Gasket | Part No. 11537545278 | E F Chassis E90 E92 E93 F30 F31 F34 F35 N20 N26 N52

Stop Coolant Leaks with a Reliable Direct-Fit O-Ring

Say goodbye to troublesome coolant leaks with this high-quality replacement O-ring. Specifically designed for the thermostat-to-cylinder head hose, this O-ring ensures a secure seal where the Mickey Mouse flange connects to the engine block. Due to its direct contact with the metal engine block, this area is a common failure point that can lead to significant coolant loss if not addressed.

Key Features:

• Stops Coolant Leaks: Restores the seal between the thermostat and cylinder head, preventing leaks and preserving your cooling system.
• Direct-Fit Replacement: Designed for a perfect fit with no retrofitting required, making installation quick and straightforward.
• High-Quality Rubber Material: Crafted from durable, high-endurance rubber to withstand the demands of engine operation.

Protect your engine and maintain optimal cooling performance with this essential upgrade. Perfect for addressing one of the most common leak points in your vehicle’s cooling system.

OE Part No. 11537545278