BMW Cooling System Parts & Accessories for BMW 7 Series G11 (2016+)

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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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Vent Hose Assembly
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URO - Corporate Logo
T#:18468306
Part#: 17127576363
Ships in 1 Business Day
$ 29.99 USD
Free Shipping on orders $49 and up
Aluminum connector vs OEM plastic The connector cracks/leaks over time causing coolant to leak and/or overheating problems Molded to OE coolant hose shape for superb fitment Engine heat and ozone resistant Durable ECD (Electro Chemical Degradation)-resistant EPDM material helps prevent electrolysis from breaking down the rubber from the inside-out Temperature rating: -40º F to 275º F (-40º C to 135º C)
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BMW F30 B58 Electronic Thermostat And Coolant Distribution Module ...
For vehicles with the earlier B58A engine - Will not fit the B58C or B58D updated engines
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URO - Corporate Logo
T#:27372122
Part#: 11537642854
In Stock
$ 265.97 USD
Free Shipping on orders $49 and up
$ 265.97 USD
Free Shipping on orders $49 and up

BMW F30 B58 Electronic Thermostat And Coolant Distribution Module from Turner Motorsport is an essential component for maintaining precise engine temperature control. Managed by the vehicle’s computer, this thermostat ensures optimal performance and efficiency by regulating engine and coolant temperatures accurately.

  • Precise Temperature Control: Managed by the BMW vehicle's computer for accurate engine and coolant temperature regulation.
  • Enhanced Performance: Ensures optimal engine performance and efficiency by maintaining the correct operating temperature.
  • Genuine BMW Quality: Authentic part designed specifically for BMW F30 models with B58 engines.
  • Reliable Operation: Built to meet BMW's high standards for reliability and durability.
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Precision Raceworks - Corporate Logo
T#:38161689
Part#: 201-0393-BLU
In Stock
$ 115.99

This product was last offered at the strikethrough price on
01-22-2026

$ 109.99 USD
Free Shipping on orders $49 and up
$ 109.99 USD
Free Shipping on orders $49 and up

BMW Blue Engine Coolant Reservoir Cap is the perfect upgrade for BMW owners looking to enhance both the performance and appearance of their engine bay. Constructed from high-quality billet aluminum, this cap replaces the flimsy plastic factory cap, offering improved durability and a sleek, high-performance aesthetic.

Designed with precision, this coolant reservoir cap incorporates the OEM pressure relief function to maintain proper cooling system operation. Unlike inferior stick-on covers that may loosen over time, this cap is a complete replacement, ensuring a secure, leak-free fit. The blue anodized finish provides superior corrosion resistance, making it a reliable upgrade for daily drivers and track enthusiasts alike.

  • OEM pressure relief function – Ensures proper cooling system performance and safety
  • Billet aluminum construction – Provides enhanced durability and strength over factory plastic caps
  • Direct-fit replacement – Fully replaces the stock cap for a precise, secure fit
  • Blue anodized finish – Resists corrosion, heat, and wear for long-lasting performance
  • Motorsport-inspired design – Adds a sleek, professional look to the engine bay
  • Built for longevity – Engineered to withstand extreme temperatures and coolant exposure

Upgrade your BMW’s cooling system with the BMW Blue Engine Coolant Reservoir Cap, designed for superior reliability and style.

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Precision Raceworks - Corporate Logo
T#:38128032
Part#: 201-0394-SIL
Ships in 7 Business Days
$ 99.99

This product was last offered at the strikethrough price on
01-22-2026

$ 94.99 USD
Free Shipping on orders $49 and up
$ 94.99 USD
Free Shipping on orders $49 and up

BMW Silver Auxiliary Coolant Reservoir Cap is the perfect upgrade for BMW owners looking to enhance both the aesthetics and functionality of their engine bay. Unlike generic aftermarket caps that overlook critical pressure regulation, this precision-engineered cap retains the OEM pressure release functionality, ensuring safe and reliable coolant system performance.

Crafted from high-quality billet aluminum, this reservoir cap offers superior durability and resistance to heat and fluids, preventing warping or degradation over time. Unlike adhesive-based cap covers that can loosen or fall off, this cap is a direct replacement for the factory component, providing a secure, high-performance solution.

  • OEM pressure release functionality – Maintains proper system regulation for optimal coolant performance
  • Premium billet aluminum construction – Offers enhanced durability and longevity
  • Direct replacement design – Secure fit without adhesives or modifications
  • Resistant to heat and fluids – Ensures long-lasting reliability in extreme conditions
  • Performance-inspired look – Adds a sleek, high-end appearance to your engine bay
  • Upgraded durability – Prevents cracking, leaks, and premature wear

Upgrade your BMW’s cooling system with the BMW Silver Auxiliary Coolant Reservoir Cap, blending performance, reliability, and premium styling.

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URO - Corporate Logo
T#:50031880
Part#: 11118619408
In Stock
New Item
$ 55.99 USD
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Replaces the plastic OE flange with durable aircraft-quality aluminum.
URO Intercooler Expansion Tank - BMW N63 N74
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T#:593075
Part#: 17137647281
Back Ordered
$ 59.99 USD
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The coolant expansion tank in your vehicle gives additional fluid a place to go after expansion and contraction from temperature change. Because it is subjected to such drastic changes on a regular basis, it can often crack or break.
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Precision Raceworks - Corporate Logo
T#:38161688
Part#: 201-0393-BLK
Ships in 9 Business Days
$ 115.99

This product was last offered at the strikethrough price on
01-22-2026

$ 109.99 USD
Free Shipping on orders $49 and up
$ 109.99 USD
Free Shipping on orders $49 and up

BMW Black Engine Coolant Reservoir Cap is a premium upgrade designed to enhance both the functionality and aesthetics of your BMW’s engine bay. Unlike flimsy plastic OEM caps, this high-performance cap is CNC-machined from durable billet aluminum, providing long-lasting strength and a sleek, motorsport-inspired look.

Built with precision, this cap retains the essential OEM pressure release function, ensuring proper cooling system operation without compromise. Unlike inferior adhesive covers that may detach over time, this cap fully replaces the factory component, delivering a secure and reliable fit. With a corrosion-resistant black anodized finish, it withstands extreme temperatures and harsh conditions while elevating your BMW’s under-hood appearance.

  • OEM pressure regulation – Maintains factory-designed pressure release for optimal cooling performance
  • CNC-machined billet aluminum – Provides exceptional durability and long-term reliability
  • Direct replacement – Fully replaces the stock cap, ensuring a perfect fit without modifications
  • Corrosion-resistant anodized finish – Prevents wear and adds a stealthy, high-performance look
  • Heat and fluid-resistant design – Built to withstand extreme temperatures and coolant exposure
  • Enhanced engine bay styling – Offers a sleek, motorsport-inspired upgrade

Upgrade your BMW’s cooling system with the BMW Black Engine Coolant Reservoir Cap, designed for superior performance and long-lasting durability.

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BMW B46 B48 Thermostat With Housing And Gasket
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat! For vehicles with the Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
URO - Corporate Logo
T#:27372124
Part#: 11537644811
Back Ordered
$ 265.99 USD
Free Shipping on orders $49 and up

BMW B46 B48 Thermostat With Housing And Gasket is an essential component for maintaining optimal engine performance and cooling efficiency. This high-quality thermostat comes complete with housing and gasket, ensuring a precise fit and reliable operation.

The thermostat plays a crucial role in regulating the flow of coolant based on engine temperature. By controlling this flow, it helps maintain the engine at its optimal operating temperature, preventing overheating and ensuring efficient performance.

  • Complete Assembly: Includes thermostat, housing, and gasket for easy installation.
  • Optimal Cooling: Regulates coolant flow to maintain proper engine temperature.
  • Enhanced Performance: Ensures your engine operates within its ideal temperature range.
  • Durable Construction: Made with high-quality materials for long-lasting reliability.

Ensure your BMW's cooling system is functioning correctly with this reliable thermostat assembly from Turner Motorsport.

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URO Thermostat Gasket - BMW N62 N63 N73 N74
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T#:592908
Part#: 11531440192
Ships in 1 Business Day
$ 0.97 USD
Free Shipping on orders $49 and up
Seals the thermostat to the water pump

URO - Corporate Logo
T#:50031902
Part#: 11537586885
In Stock
New Item
$ 77.88

This product was last offered at the strikethrough price on
03-08-2026

$ 74.99 USD
Free Shipping on orders $49 and up
$ 74.99 USD
Free Shipping on orders $49 and up
Provides optimal engine cooling performance.
URO - Corporate Logo
T#:53079363
Part#: 11538666857
Ships in 1 Business Day
New Item
Sale - Save 5% $ 65.99

This product was last offered at the strikethrough price on
05-26-2026

$ 62.69 USD
Free Shipping on orders $49 and up
Sale - Save 5%
$ 65.99

This product was last offered at the strikethrough price on
05-26-2026

$ 62.69 USD
Free Shipping on orders $49 and up
Replacement coolant return hose running from the turbocharger to the auxiliary water pump.
Engine Oil Cooler
2X Entries For Our G87 M2 Sweepstakes!
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T#:42436716
Part#: 11428583901
Ships in 1 Business Day
$ 52.99 USD
Free Shipping on orders $49 and up
Engine oil coolers are critical for keeping oil temperatures in check, preventing premature breakdown and maintaining proper lubrication. When oil gets too hot, it loses viscosity and can't effectively protect vital engine components like bearings—which can lead to serious, even catastrophic, failures. If your oil cooler is damaged or has failed, replacing it is essential to protect your engine and keep everything running smoothly.
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URO - Corporate Logo
T#:54851969
Part#: 17128602870
Ships in 1 Business Day
New Item
$ 61.99 USD
$ 61.99 USD
On the track or the street, your cooling system is under constant abuse. A blown coolant hose can mean a cooked cylinder head and a ruined track day. When you're pushing your car to the limit, you need plumbing that can handle the heat.
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Precision Raceworks - Corporate Logo
T#:38161691
Part#: 201-0393-SIL
Ships in 8 Business Days
$ 115.99

This product was last offered at the strikethrough price on
01-22-2026

$ 109.99 USD
Free Shipping on orders $49 and up
$ 109.99 USD
Free Shipping on orders $49 and up

BMW Silver Engine Coolant Reservoir Cap is a premium upgrade for BMW owners looking to enhance both the performance and appearance of their engine bay. Crafted from high-strength billet aluminum, this cap replaces the factory plastic version, offering superior durability and a refined, professional look.

Designed with functionality in mind, it integrates the OEM pressure relief system to ensure your engine's cooling system remains safe and efficient. Unlike adhesive covers, which can peel or wear over time, this cap is a direct-fit replacement, providing a secure and leak-proof seal. The silver anodized finish not only enhances the visual appeal but also ensures resistance to corrosion, high temperatures, and wear, making it perfect for daily driving and track use.

  • OEM pressure relief integration – Maintains proper cooling system performance and reliability
  • Durable billet aluminum – Outperforms factory plastic caps in longevity and strength
  • Precision-machined for perfect fitment – Replaces the stock cap securely, not just a cover
  • Anodized silver finish – Offers corrosion, heat, and wear resistance
  • Elevates engine bay aesthetics – Adds a clean, professional appearance
  • Built for both street and track use – Designed to withstand extreme conditions

Enhance your BMW’s cooling system with the BMW Silver Engine Coolant Reservoir Cap, providing both style and functionality for years to come.

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Precision Raceworks - Corporate Logo
T#:38128031
Part#: 201-0394-BLK
Ships in 9 Business Days
$ 99.99

This product was last offered at the strikethrough price on
01-22-2026

$ 94.99 USD
Free Shipping on orders $49 and up
$ 94.99 USD
Free Shipping on orders $49 and up

BMW Black Auxiliary Coolant Reservoir Cap is the perfect upgrade for BMW owners looking to enhance both the aesthetics and functionality of their engine bay. Unlike generic aftermarket caps that overlook critical pressure regulation, this precision-engineered cap retains the OEM pressure release functionality, ensuring safe and reliable coolant system performance.

Crafted from high-quality billet aluminum, this reservoir cap offers superior durability and resistance to heat and fluids, preventing warping or degradation over time. Unlike adhesive-based cap covers that can loosen or fall off, this cap is a direct replacement for the factory component, providing a secure, high-performance solution.

  • OEM pressure release functionality – Maintains proper system regulation for optimal coolant performance
  • Premium billet aluminum construction – Offers enhanced durability and longevity
  • Direct replacement design – Secure fit without adhesives or modifications
  • Resistant to heat and fluids – Ensures long-lasting reliability in extreme conditions
  • Performance-inspired look – Adds a sleek, high-end appearance to your engine bay
  • Upgraded durability – Prevents cracking, leaks, and premature wear

Upgrade your BMW’s cooling system with the BMW Black Auxiliary Coolant Reservoir Cap, blending performance, reliability, and premium styling.

Show More Show Less

Precision Raceworks - Corporate Logo
T#:38128029
Part#: 201-0394-BLU
Ships in 9 Business Days
$ 99.99

This product was last offered at the strikethrough price on
01-22-2026

$ 94.99 USD
Free Shipping on orders $49 and up
$ 94.99 USD
Free Shipping on orders $49 and up

BMW Blue Auxiliary Coolant Reservoir Cap is the perfect upgrade for BMW owners looking to enhance both the aesthetics and functionality of their engine bay. Unlike generic aftermarket caps that overlook critical pressure regulation, this precision-engineered cap retains the OEM pressure release functionality, ensuring safe and reliable coolant system performance.

Crafted from high-quality billet aluminum, this reservoir cap offers superior durability and resistance to heat and fluids, preventing warping or degradation over time. Unlike adhesive-based cap covers that can loosen or fall off, this cap is a direct replacement for the factory component, providing a secure, high-performance solution.

  • OEM pressure release functionality – Maintains proper system regulation for optimal coolant performance
  • Premium billet aluminum construction – Offers enhanced durability and longevity
  • Direct replacement design – Secure fit without adhesives or modifications
  • Resistant to heat and fluids – Ensures long-lasting reliability in extreme conditions
  • Performance-inspired look – Adds a sleek, high-end appearance to your engine bay
  • Upgraded durability – Prevents cracking, leaks, and premature wear

Upgrade your BMW’s cooling system with the BMW Blue Auxiliary Coolant Reservoir Cap, blending performance, reliability, and premium styling.

Show More Show Less