Genuine BMW BMW Cooling System Parts & Accessories for BMW X Series E53 (2000-2006)

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The cooling system is arguably the weakest point in numerous BMWs. If you drive an aging BMW or plan on taking your car to the track like we do, we recommend beefing up your cooling system before going to the track. Generally, the main components in your cooling system that are prone to failure include the following: expansion tank, factory hoses, water pump, thermostat, fan (especially if your vehicle comes factory with a clutch fan), and radiator. Factory BMW expansion tanks are plastic and prone to either breaking off at connection points or combusting. As factory rubber hoses age they either crack or break over time - we offer silicone cooling hose upgrades for most applications to avoid future failures. If you have an older vehicle, your water pump likely comes from the factory with a plastic impeller - we offer upgraded water pumps with metal impellers that are far more reliable. Newer model BMWs utilize electric water pumps - BMW spent millions of dollars engineering these water pumps, but they fail so often that we recommend replacing at 60,000 mile service intervals to avoid being stranded on the side of the road. In terms of thermostats, we offer various upgraded thermostats for racing applications. If your BMW utilizes a clutch fan from the factory, we have several options available in terms of universal electric fans - we recommend replacing these to avoid sending brittle plastic fan blades through your hood. For radiators, we recommend swapping out your radiator for one that does not use plastic connection points like your factory radiator.

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Genuine BMW Thermostat With Housing - M52 M54
Genuine BMW Thermostat With Housing - M52 M54
Genuine BMW - Corporate Logo
T#:360689
Part#: 11537509227
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Sale - Save 8% $ 169.69

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 156.96 USD
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$ 169.69

This product was last offered at the strikethrough price on
08-26-2026

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Genuine BMW Radiator Support Bracket - E92 Z4 E65 E60 E53 E46 E66 E83 E90 E91
Genuine BMW Radiator Support Bracket - E92 Z4 E65 E60 E53 E46 E66 E83...
Genuine BMW - Corporate Logo
T#:21736
Part#: 17117514402
Ships in 3 Business Days
Sale - Save 8% $ 26.99

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$ 24.86 USD
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$ 26.99

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Genuine BMW Bracket F.Radiator
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E53 48IS,E46,E53 X5 X5,E65,E83 X3,E85 Z4,E86 Z4,E90,E92,E93

Genuine BMW Water Pump Pulley
Genuine BMW Water Pump Pulley
Genuine BMW - Corporate Logo
T#:4472
Part#: 11511436590
In Stock
Sale - Save 7% $ 73.99

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$ 68.99 USD
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$ 73.99

This product was last offered at the strikethrough price on
08-17-2026

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SEE T#337981
Genuine BMW Water Pipe - E46 325xi 330xi E53 X5 M54 E83 X3 M54
Genuine BMW Water Pipe - E46 325xi 330xi E53 X5 M54 E83 X3 M54 ...
Genuine BMW - Corporate Logo
T#:367703
Part#: 11537502000
In Stock
Sale - Save 75% $ 221.99

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$ 54.77 USD
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$ 221.99

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04-06-2026

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Genuine BMW Idler Pulley Bolt - E53 X5 M62 E31 840Ci E38 740i 740iL
Genuine BMW Idler Pulley Bolt - E53 X5 M62 E31 840Ci E38 740i 740iL ...
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T#:33603
Part#: 11281435115
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$ 11.99 USD
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$ 11.99 USD
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Genuine BMW Fillister-Head Screw - M8X80
This item fits the following BMW Chassis:
E39 M5,E38,E39,E53 X5 X5

Fits BMW Engines including:
M62,S62

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