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This product was last offered at the strikethrough price on
04-01-2026
This product was last offered at the strikethrough price on
04-01-2026
This product was last offered at the strikethrough price on
04-28-2026
The water pump is a known weak point across all BMW models, requiring servicing every 60,000 miles. Along with the water pump, it’s wise to replace the thermostat to ensure your cooling system operates at peak efficiency.
This kit features a 90°C (194°F) thermostat from Hamburg Technic, which opens approximately 15°C earlier than the standard factory thermostat. This lower temperature is particularly advantageous for performance-focused applications.
What's Included:
Genuine BMW Mechanical Water Pump Assembly (11537843738) Hamburg Technic Performance Thermostat - 90°C/194°F (11537586885) Genuine BMW Coolant/Antifreeze - Diluted, 1 Gallon (82141467704) Benefits of a Lower Thermostat Temperature:
Enhanced Engine Cooling: Opens sooner to reduce engine temperature more effectively. Improved Performance: Keeps engine components cooler, allowing for better performance in high-stress conditions. Extended Engine Life: Reduces thermal stress on engine parts, promoting longevity. Prevents Overheating: Helps to avoid overheating in demanding driving scenarios. Optimized Fuel Efficiency: Maintains ideal engine temperature for efficient fuel combustion. Elevate your BMW's cooling system and performance with this expertly curated kit from Turner Motorsport.
This product was last offered at the strikethrough price on
05-03-2026
Regular maintenance of your BMW's cooling system is crucial, with the water pump being a known weak point across all models. To ensure optimal performance, it's recommended to service the water pump every 60,000 miles and replace the thermostat simultaneously. Turner Motorsport makes this process seamless with our comprehensive Water Pump & Thermostat Replacement Kit.
Why Choose Our Kit?
Convenience: All essential parts are bundled in one kit. Quality: Components from trusted brands like MAHLE and Graf. Reliability: High-quality parts ensure a perfect fit and long-lasting performance. Value: Save time and money with our complete kit. Kit Contents:
MAHLE Thermostat (Part #: 11518512234) Graf Water Pump Assembly (Part #: 11518516205) Genuine BMW Thermostat Gasket (Part #: 11518516207) Genuine BMW Bolt (Part #: 11518512449) Genuine BMW Bolt (M6x30) (Part #: 07119906123) Genuine BMW Coolant/Antifreeze (Concentrate, 1 Gallon) (Part #: 82141467704) Ready for a Cooling System Overhaul?
Opt for Turner Motorsport's Water Pump & Thermostat Replacement Kit for a hassle-free, effective repair that keeps your BMW running cool and smooth.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
A failing water pump can show early warning signs like coolant leaks or a whining noise from the engine bay—but with electric water pumps, failure can be sudden, often with no warning beyond rapid overheating.
If you suspect your water pump is on its way out, prompt replacement is critical to avoid engine damage. Stay alert to any changes in cooling system performance.
Note: Aluminum mounting bolts are single-use and must be replaced during installation.