URO 11537598865 Engine Coolant Thermostat / Water Inlet Assembly

Reliable Engine Coolant Thermostat for BMW Models

The URO Engine Coolant Thermostat / Water Inlet Assembly (Part Number 11537598865) is designed to maintain optimal engine temperature for various BMW vehicles. Engineered with durable materials, this thermostat assembly ensures consistent performance and proper coolant flow for models like the BMW 335i, 435i, M2, and X5.

• Compatible with BMW 335i, 335i GT xDrive, 435i, 435i Gran Coupe, M2, M235i, X5, and X6 models
• Thermostat opening temperature set at 103°C for precise temperature regulation
• Durable stainless steel thermostat material for long-lasting operation
• Black PPA-GF35 housing material offers heat resistance and structural integrity
• Includes gasket or seal for secure installation and leak prevention
• Inside diameter of 45 mm and maximum height of 143 mm for exact fitment
• Inlet tube length of 30 mm designed for proper coolant flow

Product Details and Specifications

This URO thermostat assembly features a stainless steel thermostat that opens at 103 degrees Celsius, ensuring your BMW engine reaches and maintains the correct operating temperature. The black PPA-GF35 housing provides durability and resistance to heat and chemicals commonly found in engine coolant systems. With an inside diameter of 45 mm and a maximum height of 143 mm, this part is engineered to fit precisely in the cooling system of compatible BMW models. The included gasket or seal helps prevent leaks and ensures a tight connection between the thermostat housing and engine components. Note that this assembly does not include a temperature sensor or bleeder screw.

Compatible BMW Models and Applications

• BMW 335i and 335i GT xDrive
• BMW 435i, 435i Gran Coupe, and 435i xDrive variants
• BMW ActiveHybrid 3 and M2 models
• BMW M235i and M235i xDrive
• BMW X5 and X6 SUVs

Common Issues Addressed by This Thermostat Assembly

• Engine overheating due to thermostat failure
• Inconsistent engine temperature regulation
• Coolant leaks from worn or damaged thermostat housing seals
• Poor engine performance caused by improper coolant flow
• Reduced fuel efficiency linked to incorrect engine temperature

Installation Notes and Tips

When installing the URO Engine Coolant Thermostat / Water Inlet Assembly (11537598865), ensure the gasket or seal is properly seated to prevent coolant leaks. Verify the thermostat orientation matches the original part for accurate temperature control. It is recommended to inspect the cooling system hoses and coolant condition during installation. This part is compatible with specific BMW models listed above; confirm vehicle compatibility before installation.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM specifications, using high-quality materials such as stainless steel and reinforced polymer housings. While no specific warranty information is provided, URO products are known for their reliability and durability in automotive cooling systems. Always refer to your vehicle’s service manual for maintenance guidelines and warranty coverage.