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OEM BMW and Mini Cooling Systems

51748738867 - : Air Duct for BMW Image

Air Duct

3.0L, all. 3.0L, without m tech pkg.
$71.23
MSRP $93.85
Save $22.62
24.1% Off
64118391362 - : Heater Core for BMW Image

Heater Core

Series 3. 318i, 325e. M3, 325. Plastic.
$357.05
MSRP $431.22
Save $74.17
17.2% Off
61311384739 - : Level Sensor for BMW Image

Level Sensor

Convert new style, 6 cylinder.
$74.60
MSRP $92.67
Save $18.07
19.5% Off
51647205933 - : Center Duct for BMW Image

Center Duct

With m model.
$271.38
MSRP $357.55
Save $86.17
24.1% Off
51745A35891 - : Air Duct for BMW Image

Air Duct

M340i, without m technology pkg.
$125.51
MSRP $165.36
Save $39.85
24.1% Off
17217844263 - : Trans Cooler Holder for BMW Image

Trans Cooler Holder

With m model, with auto trans. 4.4L turbo, with M6, automatic.
Backordered
17115A52B80 - : Lower Seal for BMW Image

Lower Seal

2024-26, primary. M35i xdrive, primary.
Backordered
63145A892D7 - : Trim Ring for BMW Image

Trim Ring

Without m type, illuminated grille.
$223.84
MSRP $294.91
Save $71.07
24.1% Off
64118363783 - : Cover for BMW Image

Cover

Heater core, with climate control.
Backordered
32411091975 - : Cooler Line for BMW Image

Cooler Line

From cooler to res, 4.0 & 4.4L.
$103.65
MSRP $126.94
Save $23.29
18.3% Off
51118497281 - : Upper Duct for BMW Image

Upper Duct

2022-25, 230i.
$71.23
MSRP $93.85
Save $22.62
24.1% Off

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How Extreme Conditions Affect Your Cooling Systems

The performance and longevity of your vehicle’s engine are heavily dependent on its ability to regulate heat. High-performance engines like those found in the BMW M3 operate with incredibly tight tolerances, making the cooling system a critical frontline defense. Extreme heat or freezing temperatures put immense stress on every hose, potentially leading to pressure leaks.

Key Parts to Check in Your BMW

  1. Air Filters: Ensure your engine breathes clean air while the cooling system manages the internal thermal load.
  2. Belts, Pulleys & Brackets: Replace the serpentine belt when servicing a mechanical water pump to ensure reliable drive.
  3. Thermostats & Parts: Browse our range of housings and sensors to complete your cooling system overhaul.
  4. Hoses & Clamps: Maintain a leak-free seal with our inventory of factory-spec reinforced rubber and metal hardware.
  5. Water Pumps: Critical for circulating fluid; check our selection of mechanical and electrical pumps for your model.

The Critical Importance of Using Genuine BMW Cooling Parts

BMW and Mini engines utilize complex thermal management strategies that require precise flow rates and pressure thresholds. A genuine radiator is engineered with specific fin densities to maximize heat exchange within the cramped engine bays of modern European cars. Aftermarket components often use inferior alloys or plastic tank bonding that can fail prematurely under high-pressure conditions.

Don't let a minor leak turn into a major engine failure. To find the exact thermal components designed for your high-performance BMW M3, Reach out to us at BMW Mini Parts Solutions today.