Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail
Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail
The MSL thermostat ensures a cooler oil temperature which will result in more stable performance
N54 and N55 engines are prone to water pump failure - replace every 60,000 miles.
This product was last offered at the strikethrough price on
08-31-2026
Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance.
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This product was last offered at the strikethrough price on
06-13-2026
Serious engine oil cooling for the most demanding engines
For custom applications only. Not a direct bolt on.
An entry level cooling refresh kit - with high quality aftermarket components
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For vehicles with automatic transmission only
This product was last offered at the strikethrough price on
05-02-2026
The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose
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This product was last offered at the strikethrough price on
06-13-2026
Precision-engineered solution for the frequent cooling system failures found in the N54 and N55 engines.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-10-2026
If your fan fails your engine will overheat when idling
This product was last offered at the strikethrough price on
05-07-2026
The hose that comes off of the top outlet on the radiator
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Track-tested and street-ready—the ULTIMATE cooling system upgrade for your N54 or N55!
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For vehicles with manual transmission only
This product was last offered at the strikethrough price on
06-13-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
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This product was last offered at the strikethrough price on
06-13-2026
Restore proper function to your cooling system
This product was last offered at the strikethrough price on
07-27-2026
Common cause of oil leaks can be easily repaired
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-07-2026
Common cause of oil leaks can be easily repaired
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fully brazed two-row aluminum core with TIG-welded end tanks
35% increase in coolant capacity with a 25% increase in core thickness!
For vehicles with manual transmission only
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-13-2026