BMW Coolant & Radiator Hoses for BMW G01 X3 xDrive30i B46 2.0L

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We offer replacement hoses from several OE brands that we trust, along with performance silicone upgrades for those who want increased wear resistance compared to factory rubber.
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OEM Rein Aluminum Coolant Flange Connector - BMW & MINI B36 B46/B48 G...
For vehicles with the earlier Gen1 B46/B48 engine - Not compatible with the later TU en...
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:33679696
Part#: 11118511205
In Stock
$ 50.99 USD
Free Shipping on orders $49 and up
$ 50.99 USD
Free Shipping on orders $49 and up
Plastic coolant flanges become brittle over time, which can cause them to crack and fail. Prevent overheating and coolant loss with this OEM Rein upgraded aluminum coolant flange.
Genuine BMW - Corporate Logo
T#:191037
Part#: 11118511205
In Stock
1% off MSRP $ 37.97

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

$ 37.50 USD
Free Shipping on orders $49 and up
1% off MSRP
$ 37.97

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

$ 37.50 USD
Free Shipping on orders $49 and up
Genuine BMW Connector
Genuine BMW - Corporate Logo
T#:549961
Part#: 17127535529
Ships in 3 Business Days
6% off MSRP $ 162.99

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

$ 152.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 162.99

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

$ 152.99 USD
Free Shipping on orders $49 and up

Genuien BMW Thermostat Module Coolant Pipe W/ Wire Bracket - BMW G42 ...
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or late...
Genuine BMW - Corporate Logo
T#:636427
Part#: 11538651265
Ships in 1-2 days
4% off MSRP $ 78.99

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

$ 75.99 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 78.99

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

$ 75.99 USD
Free Shipping on orders $49 and up
This coolant pipe connects to the thermostat module. When replacing the thermostat module, aka the heat management module, or other nearby cooling components, such as the water pump, this coolant pipe should be replaced. The o-ring seal also tends to flatten over time, preventing a proper seal after reinstallation, leading to a coolant leak.
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Rein Radiator Engine Hose G01 X3 30iX, G02 X4 30i
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:33946916
Part#: 17127535529
Ships in 2 Business Days
$ 73.99 USD
Free Shipping on orders $49 and up

The Rein Radiator Engine Hose is a top-quality component designed to optimize your vehicle’s cooling system by ensuring efficient coolant flow between the radiator and engine. This durable hose helps regulate engine temperature, preventing overheating and maintaining peak engine performance. Available at Turner Motorsport, the Rein Radiator Engine Hose is made from high-grade materials, ensuring long-lasting reliability and compatibility with various vehicle models, making it a perfect choice for both high-performance and everyday driving needs.

  • Optimizes coolant flow between radiator and engine
  • Prevents engine overheating and ensures consistent temperature control
  • Enhances engine performance and efficiency
  • Made from high-quality, durable materials for long-term use
  • Compatible with a wide range of vehicle models
  • Available from Turner Motorsport, a trusted source for performance automotive parts

Upgrade your vehicle’s cooling system with the Rein Radiator Engine Hose for superior engine protection and reliable performance under all driving conditions.

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Genuine BMW Cylinder Head Coolant Hose - BMW G42 G2X G30 G01 G02 G29 ...
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or late...
Genuine BMW - Corporate Logo
T#:620754
Part#: 11538650984
Ships in 1-2 days
5% off MSRP $ 138.99

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

$ 131.99 USD
Free Shipping on orders $49 and up
5% off MSRP
$ 138.99

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

$ 131.99 USD
Free Shipping on orders $49 and up
Over time, rubber hoses and plastic coolant flanges can become brittle due to numerous heat cycles. This often leads to cracks and coolant leaks on the front side of the engine. Additionally, the two o-rings that seal this hose to the cylinder head and the water pump housing can flatten, leading to leaks when reinstalled. When servicing your cooling system, it is advised to replace this hose to prevent leaks and potential overheating.
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Genuine BMW - Corporate Logo
T#:48780791
Part#: 11515A74E79
In Stock
2% off MSRP $ 133.99

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

$ 130.99 USD
Free Shipping on orders $49 and up
2% off MSRP
$ 133.99

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

$ 130.99 USD
Free Shipping on orders $49 and up
Genuine BMW replacement coolant flange for back of water pump housing
Rein Automotive Turbocharger Coolant Pipes CHT0903
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:34147743
Part#: 11537643094
Ships in 2 Business Days
$ 61.99 USD
Free Shipping on orders $49 and up

Turbocharger Coolant Pipes CHT0903 are high-performance components designed to efficiently manage coolant flow in turbocharged engines. Available from Turner Motorsport, these coolant pipes are specifically engineered for BMW vehicles, ensuring optimal cooling of the turbocharger system. By maintaining the right temperature, these pipes help extend the lifespan of your turbocharger while improving engine performance and efficiency.

These Turbocharger Coolant Pipes offer a perfect OEM fit for easy installation, making them ideal for both professionals and BMW enthusiasts. Crafted from durable, heat-resistant materials, they ensure long-lasting reliability and resistance to wear and tear, providing a robust solution for maintaining the performance of your vehicle’s turbocharged engine.

Key Features:

  • Specifically designed for turbocharged BMW engines
  • Perfect OEM fit for seamless installation
  • Efficiently manages coolant flow to the turbocharger
  • Enhances turbocharger performance and engine efficiency
  • Made from durable, heat-resistant materials
  • Available from Turner Motorsport, a trusted provider of high-quality BMW parts

For anyone looking to maintain or upgrade their BMW’s turbocharged engine, these Turbocharger Coolant Pipes are a crucial component that ensures optimal cooling and long-term reliability.

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Genuine BMW Coolant Hose - Waterp Pump to Thermostat Module - BMW G42...
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or late...
Genuine BMW - Corporate Logo
T#:618269
Part#: 11538650981
In Stock
8% off MSRP $ 109.99

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

$ 100.99 USD
Free Shipping on orders $49 and up
8% off MSRP
$ 109.99

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

$ 100.99 USD
Free Shipping on orders $49 and up
Over time, rubber hoses and plastic coolant flanges can become brittle due to numerous heat cycles. This often leads to cracks and coolant leaks on the left side of the engine. Additionally, the two o-rings that seal this hose to the water pump flange and the thermostat module housing can flatten, leading to leaks when reinstalled. When servicing your cooling system, it is advised to replace this hose to prevent leaks and potential overheating. This is especially helpful due to its cramped location, requiring the intake manifold to be removed for replacement.
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Genuine BMW - Corporate Logo
T#:6533
Part#: 07129952104
In Stock
$ 3.99 USD
Free Shipping on orders $49 and up
GENUINE BMW HOSE CLAMP 07129952104
Rein - Radiator Hose - X3 sDrive30i, X4 xDrive30i
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:33946933
Part#: 17129894739
Ships in 4 Business Days
$ 54.99 USD
$ 54.99 USD

Rein Radiator Hose

The Rein - Radiator Hose is a premium solution for maintaining your vehicle's cooling system. Manufactured with high-quality materials, it offers superior resistance to heat, pressure, and wear, ensuring optimal performance for an extended period. Designed specifically for European vehicles, this radiator hose guarantees a perfect fit and seamless installation, making it ideal for both professional mechanics and DIY enthusiasts. Rein's durable and flexible construction helps prevent leaks, keeps engine temperatures stable, and extends engine life.

  • Superior Heat and Pressure Resistance: Built to endure extreme engine conditions, minimizing the risk of overheating.
  • OEM Fitment: Designed to meet or exceed the original specifications for European vehicles, ensuring a precise fit.
  • Long-lasting Durability: Made from premium rubber, reinforced for longevity and optimal performance.
  • Leak Prevention: Provides a tight, leak-proof connection, ensuring no coolant loss.
  • Easy Installation: Perfect for quick replacement, compatible with a variety of makes and models.

Get the Rein Radiator Hose from Turner Motorsport, where quality parts meet precision engineering.

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Rein Radiator Hose G01 X3 30i, G02 X4 30i
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:33913472
Part#: 17127535531
In Stock at Vendor
$ 52.99 USD
Free Shipping on orders $49 and up
This Radiator Hose is a replacement part designed to ensure optimal coolant flow and long-lasting performance for your vehicle's cooling system. Manufactured with high-quality materials, this hose resists wear and tear caused by extreme temperatures, pressure, and chemical exposure. Turner Motorsport offers radiator hoses that are engineered to meet or exceed OEM specifications, providing a perfect fit for a variety of vehicle makes and models.
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Rein - Corporate Logo
T#:34181294
Part#: 11538854737
Ships in 4 Business Days
$ 46.99 USD
Free Shipping on orders $49 and up

The Rein Water Feed Tube with O-ring CHT0924 is a premium replacement part designed for BMW vehicles, ensuring optimal engine cooling performance. Manufactured with high-quality materials, this water feed tube guarantees durability and a precise fit, making it an ideal solution for restoring or upgrading your BMW’s cooling system. Available through Turner Motorsport, this part ensures the prevention of coolant leaks and maintains the efficiency of your vehicle’s cooling system.

This water feed tube is engineered to withstand the intense heat and pressure found in high-performance engines, delivering long-lasting reliability. It’s compatible with a variety of BMW models, making it a versatile choice for both professional mechanics and DIY enthusiasts.

Benefits:

  • Precise fitment: Specifically designed for BMW applications to ensure seamless replacement.
  • High-quality materials: Built to endure high-temperature and high-pressure environments.
  • O-ring seal: Ensures a leak-proof connection, preventing coolant loss and engine overheating.
  • Optimized engine performance: Helps maintain consistent engine temperatures for improved vehicle performance.
  • Available at Turner Motorsport: Trusted source for BMW parts and accessories.

Keep your BMW running smoothly with the Rein Water Feed Tube with O-ring CHT0924, designed to restore your cooling system’s functionality and keep your engine in peak condition.

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OEM Rein Coolant Expansion Tank Hose - BMW G01 G02 Gen1 B46
For Pre-LCI models with the earlier Gen1 B46 engine only
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:45757473
Part#: 17127535536
Back Ordered
$ 76.00

This product was last offered at the strikethrough price on
05-15-2026

$ 73.99 USD
Free Shipping on orders $49 and up
$ 73.99 USD
Free Shipping on orders $49 and up
This hose connects the heat management module to the expansion tank's lower port. If your coolant expansion tank hose is cracked or leaking, replace it early to prevent further coolant loss and eventual overheating.
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Genuine BMW - Corporate Logo
T#:46421
Part#: 17127799184
Ships in 1-2 days
$ 19.99 USD
Free Shipping on orders $49 and up


Genuine BMW Lock -
This item fits the following BMW Chassis:
E71,F15

Fits BMW Engines including:
N54,N55,N57N


Cap
D=6
Genuine BMW - Corporate Logo
T#:191368
Part#: 17128515062
In Stock
4% off MSRP $ 9.24

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

$ 8.91 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 9.24

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

$ 8.91 USD
Free Shipping on orders $49 and up


Genuine BMW Cap -
This item fits the following BMW Chassis:
F15,F25 X3

Fits BMW Engines including:
N57N


Genuine BMW - Corporate Logo
T#:618230
Part#: 17129894739
Ships in 1-2 days
7% off MSRP $ 120.99

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

$ 112.99 USD
Free Shipping on orders $49 and up
7% off MSRP
$ 120.99

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

$ 112.99 USD
Free Shipping on orders $49 and up
OEM Rein Coolant Expansion Tank Hose - BMW G01 G02 Gen1 B46
For Pre-LCI models with the earlier Gen1 B46 engine only
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:45757474
Part#: 17127535528
Back Ordered
$ 53.99

This product was last offered at the strikethrough price on
05-15-2026

$ 51.99 USD
Free Shipping on orders $49 and up
$ 51.99 USD
Free Shipping on orders $49 and up
This hose connects the cylinder head to the expansion tank's upper port. If your coolant expansion tank hose is cracked or leaking, replace it early to prevent further coolant loss and eventual overheating.
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