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

Thermostat Replacement kit - 90C

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T#:15744051

Part#: 82142209769KT

In Stock

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This product was last offered at the strikethrough price on
05-03-2026

$ 142.74 USD

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Heater Hard Line replacement Kit

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T#:15777306

Part#: 11531705210-KT

Ships on Nov 12, 2026

$ 259.99

This product was last offered at the strikethrough price on
04-28-2026

$ 251.99 USD

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Includes every thing needed to replace heater coolant hard lines, includes gaskets, hoses, and a URO aluminum return line!

High Performance Metal Water Pump & Pulley Kit - M54

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T#:55749612

Part#: 888010330KT3

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$ 299.99 USD

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Valley Pan Service Kit - Level 2

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T#:15777315

Part#: 11141742042-KT

Ships on Oct 7, 2026

$ 464.99

This product was last offered at the strikethrough price on
04-06-2026

$ 456.99 USD

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Valley pan gaskets are a common failure on the M62 motors, Symptoms can include a smell of coolant regularly or a mysterious loss of coolant with no identifiable leaks. This kit contains the basics need to be replaced when doing a valley pan gasket. The included Geba water pump has a metal impeller to replace the failure prone plastic OEM impeller. It is always a good idea to replace the accessory belts when ever they need to be removed to ensure proper tension and belt integrity. Kit includes Valley pan with rubber gasket: updated valley pan alleviates the core of the issue - the design! Valley pan securing hardware Valley pan heat shield Water pipe o-rings Water cross over gaskets Throttle body gasket Geba water pump with gasket Intake gaskets Accessory belt A/C belt

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Water Pipe Service Kit

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T#:15710777

Part#: 135475104330-KT

Ships in 6 Business Days

$ 568.99

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

$ 535.99 USD

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$ 535.99 USD

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The water pipe in N62-equipped BMWs is prone to failure and can be a very costly and time-consuming job to undertake. This failure can happen at any time or mileage and some times without warning. This kit from Turner Motorsport includes a URO collapsible water pipe that makes this job much easier and faster since you do not have to tear down the front of the engine, as well as a new valley pan with an upgraded seal to prevent leaks.

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Automatic Transmission Thermostat Kit

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T#:57122955

Part#: 17111438819KT2

Ships on Dec 30, 2026

$ 93.66 USD

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Keeping your E53 X5 automatic transmission cool is essential for longevity and peak performance. The factory transmission thermostat circuit relies on plastic housings and o-ring seals that deteriorate over time. When the transmission thermostat fails or it's mounting assembly cracks, coolant loss follows putting your transmission at risk of overheating under load.

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BMW Antifreeze Coolant - 1 Gallon

T#:1474

Part#: 82141467704

In Stock

6% off MSRP $ 29.97

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

$ 28.21 USD

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6% off MSRP

$ 29.97

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$ 28.21 USD

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The use of Original BMW Anti-Freeze/Coolant will ensure sufficient cooling in summer and protection against freeze-ups in winter. BMW Antifreeze/Coolant will also guard your vehicle's various engine components against corrosion.

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Coolant Temperature Sensor - M52/S52, M62, M73, M54, S62

Located on water pump housing

T#:7257

Part#: 13621703993

In Stock

8% off MSRP $ 41.78

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$ 38.33 USD

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$ 41.78

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This is the coolant temperature sensor used in many BMW models from the mid-1990s to the mid-2000s. The engine computer relies on the coolant temp to set the fuel mapping for the engine. As the car warms up the computer changes the fuel mixture. If your car is running a bit rich (too much fuel) it could be because this sensor is failing and not sending the correct info to the computer.

This sensor is located in a variety of places depending on the engine. But it's one of those easy replacement items 'while you're in there' when doing a water pump or thermostat replacement.

This coolant temp sensor fits the following BMWs:
1996-1999 E36 BMW 323is 323ic 328i 328is 328ic M3, located in cylinder head
1999-2003 E39 BMW 540i, located on side of water pump
1999-2001 E38 BMW 740i 740il, located on side of water pump
1995-1996 E38 BMW 750il, located on side of water pump
1990-1999 E31 BMW 850i 850ci, located on side of water pump
2000-2006 E53 BMW X5 3.0i, located in cylinder head
2000-2006 E53 BMW X5 4.4i/4.6is/4.8is, located on side of water pump
1997-2002 Z3 BMW Z3 2.5i Z3 3.0i, located in cylinder head

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Genuine BMW Expansion Tank Cap - E3X / E53 / Z4

T#:207187

Part#: 17117639022

In Stock

21% off MSRP $ 34.96

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$ 27.67 USD

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21% off MSRP

$ 34.96

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$ 27.67 USD

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Genuine BMW Radiator Cap - 2,0Bar
This item fits the following BMW Chassis:
E36 M3,E39 M5,E46 M3,E85 Z4M,E53 48IS,E36,E38,E39,E46,E53 X5,E65,E83 X3,E85 Z4,E86 Z4,F06,F10,F12,F13

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Genuine BMW Heater Inlet Pipe - E46 E39 E53 E83 E85 Z3

T#:6939

Part#: 11531705210

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$ 66.99 USD

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$ 66.99 USD

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This is the Genuine BMW plastic heater inlet pipe that connects the cylinder head to the heater inlet on cars with the M52 or M54 engine.The plastic on this hose becomes brittle over time and eventually leads to failure.

This item fits the following BMWs:
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
1999-2003 E39 BMW 525i 528i 530i
2004-2006 E83 BMW X3 2.5i X3 3.0i - M54 engine
2000-2006 E53 BMW X5 3.0i
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
2003-2005 E85 BMW Z4 2.5i Z4 3.0i

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Genuine BMW Auxiliary Fan Switch

T#:341058

Part#: 13621433077

In Stock

16% off MSRP $ 66.05

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

$ 55.55 USD

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16% off MSRP

$ 66.05

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$ 55.55 USD

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Heater Inlet Pipe

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T#:594330

Part#: 11531705210

In Stock

Sale - Save 5% $ 42.39

This product was last offered at the strikethrough price on
08-31-2026

$ 40.27 USD

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$ 42.39

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This is the plastic heater inlet pipe that connects the cylinder head to the heater inlet on cars with the M52 or M54 engine.The plastic on this hose becomes brittle over time and eventually leads to failure.

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Genuine BMW Radiator Support Bracket - E92 Z4 E65 E60 E53 E46 E66 E83...

T#:21736

Part#: 17117514402

Ships in 3 Business Days

Sale - Save 8% $ 26.99

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

$ 24.86 USD

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$ 26.99

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

$ 24.86 USD

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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

OEM Rein Lower Radiator Hose - E53 X5 3.0i 2000-2006

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T#:362444

Part#: 11537508688

In Stock

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08-31-2026

$ 34.19 USD

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This lower radiator cooling hose connects the passenger's side bottom of the radiator to the thermostat housing on X5 3.0i with the M54 engine.

This item fits the following BMWs:
2000-2006 E53 BMW X5 3.0i M54

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Water Pipe

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T#:594365

Part#: 11537502000

In Stock

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This product was last offered at the strikethrough price on
08-31-2026

$ 37.99 USD

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$ 39.99

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08-31-2026

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Water pipes are essential for proper cooling. If they are cracked, they are going to need to be replaced as soon as possible to avoid overheating your engine. This water pipe runs from the back of the water pump housing to the expansion tank hose. Includes all required seals, needed for the install.

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Coolant Return Pipe - E53, E63, E65, E70 X5, F02 (N62 Engine) ...

T#:14545

Part#: 11511439976

Ships in 3 Business Days

6% off MSRP $ 51.99

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

$ 48.99 USD

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$ 51.99

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This is the coolant return pipe on the back of the water pump on the N62 and N73 engines used in the E53 X5, E60 545/550, E63 645/650, E65 745/750, E70 X5, and F02 750. This pipe connects the water pump to the valley pan and it's a compression fitting (no o-rings). Whenever the water pump or valley pan are replaced this tube should also be replaced. This is one area where you don't want to go back and re-do your work because of a leaking fitting!

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

This item fits the following BMWs:
2004-2010 E60 BMW 545i 550i
2004-2011 E63 BMW 645ci 650i
2002-2008 E65 BMW 745i 745li 750i 750li 760i 760li Alpina B7
2009+ F01 F02 BMW 760li
2004-2006 E53 BMW X5 4.4i X5 4.8is
2007-2010 E70 BMW X5 4.8i

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OEM Rein Thermostat Coolant Hose - E53 M62

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T#:20210

Part#: 11537500752

Ships in 4 Business Days

Sale - Save 5% $ 21.99

This product was last offered at the strikethrough price on
08-31-2026

$ 20.89 USD

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$ 21.99

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$ 20.89 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

OEM Rein Expansion Tank Hose - E53 X5 M62 4.4L 4.6L

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T#:363439

Part#: 11537505950

Ships in 2 Business Days

Sale - Save 5% $ 27.99

This product was last offered at the strikethrough price on
08-31-2026

$ 26.59 USD

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$ 27.99

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$ 26.59 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

This item fits the following BMWs:
2000-2003 E53 BMW X5 4.4i 4.6is

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OEM Rein Expansion Tank Hose - E53 X5 N62

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T#:379752

Part#: 17127509965

Ships in 4 Business Days

Sale - Save 5% $ 34.99

This product was last offered at the strikethrough price on
08-31-2026

$ 33.24 USD

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$ 34.99

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This is one of the hoses exiting from the bottom of the expansion tank on your BMW. Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

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OEM Rein Lower Radiator Hose - E53 X5 M62 4.4L 4.6L

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T#:375370

Part#: 11537500750

Ships in 4 Business Days

Sale - Save 5% $ 33.99

This product was last offered at the strikethrough price on
08-31-2026

$ 32.29 USD

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$ 33.99

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$ 32.29 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

This item fits the following BMWs:
2000-2003 E53 BMW X5 4.4i 4.6is

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Genuine BMW Expansion Tank Hose - E53 X5 M54 3.0L

T#:22322

Part#: 11537500735

Ships in 3 Business Days

9% off MSRP $ 64.99

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

$ 58.99 USD

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9% off MSRP

$ 64.99

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

$ 58.99 USD

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Genuine BMW Water Hose -
This item fits the following BMW Chassis:
E53 X5

Fits BMW Engines including:
M54

Genuine BMW Temperature Switch for Control Unit Housing (E-Box) (35 d...

T#:14858

Part#: 12521741900

Ships in 3 Business Days

6% off MSRP $ 82.99

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

$ 77.99 USD

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6% off MSRP

$ 82.99

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

$ 77.99 USD

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Genuine BMW Temperature Switch - 35 Cel
This item fits the following BMW Chassis:
E39 M5,E46 M3,E38,E39,E46,E53 X5 X5,E85 Z4

Fits BMW Engines including:
M52,M54,M56,M60,M62,M73,M73N,S54,S62

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Genuine BMW Coolant Hose - E53 X5 M54 3.0L

T#:22324

Part#: 11537510120

Ships in 3 Business Days

9% off MSRP $ 64.99

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

$ 58.99 USD

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9% off MSRP

$ 64.99

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

$ 58.99 USD

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BMW WATER HOSE.--

This item fits the following BMWs:
BMW X Series - X5 3.0i

--.

Genuine BMW Auxiliary Thermostat Hose - E53 M62 4.4L 4.6L

T#:367701

Part#: 11537500752

Ships in 3 Business Days

9% off MSRP $ 64.99

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

$ 58.99 USD

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9% off MSRP

$ 64.99

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$ 58.99 USD

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Coolant Expansion Tank Overflow Hose - E53 X5 4.4, 4.6is

T#:6937

Part#: 11531439123

Ships in 5 Business Days

8% off MSRP $ 50.99

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

$ 46.99 USD

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8% off MSRP

$ 50.99

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$ 46.99 USD

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This is the cooling system hose that goes from radiator expansion tank / reservoir to the upper radiator hose on X5 models with the M62 engine.

This item fits the following BMWs:
2000-2003 E53 BMW X5 4.4i X5 4.6is

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Automatic Transmission Thermostat

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T#:13661147

Part#: 17111437362

In Stock

Sale - Save 37% $ 43.99

This product was last offered at the strikethrough price on
07-14-2026

$ 27.54 USD

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$ 43.99

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$ 27.54 USD

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This unit controls the temperature of your automatic transmission fluid

Rein Expansion Tank Hose - E53

2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

T#:375755

Part#: 11537500735

Ships in 4 Business Days

Sale - Save 5% $ 24.99

This product was last offered at the strikethrough price on
08-31-2026

$ 23.74 USD

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$ 24.99

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To maintain peak performance, a BMW's cooling system must remain perfectly pressurized. On the E53 X5, the expansion tank hose acts as a vital conduit in this thermal cycle, managing the flow of expanding coolant back and forth between the auxiliary water pump and reservoir. Over years of severe under-hood heat cycles, the factory rubber loses its elasticity and the plastic connectors turn brittle, establishing a high risk for spontaneous splitting.

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OEM Rein Upper Radiator Hose - E53 X5 3.0i 2000-2006

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T#:6979

Part#: 11537500733

Back Ordered

Sale - Save 5% $ 40.99

This product was last offered at the strikethrough price on
08-31-2026

$ 38.94 USD

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$ 40.99

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This upper radiator cooling hose connects the drivers side top of the radiator to the thermostat housing on X5 3.0i with the M54 engine.

This item fits the following BMWs:
2000-2006 E53 BMW X5 3.0i M54

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BMW Expanding Rivet

T#:7436

Part#: 17111712963

In Stock

$ 1.99 USD

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$ 1.99 USD

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The most common use for this rivet is to secure the radiator fan shroud to the radiator. This rivet can also be used on a wide variety of other applications as well.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

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Genuine BMW O-Ring - Priced Each

T#:367933

Part#: 17222245358

In Stock

$ 3.99 USD

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$ 3.99 USD

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Upgrade your BMW's oil or transmission cooling system with the Turner Motorsport Genuine O-Ring, part number 17222245358. This high-quality O-ring is designed to provide a reliable seal, ensuring optimal performance and preventing leaks in your BMW's vital systems. Additionally, it is compatible with MINI applications, where it is commonly used on the end of the parking brake cable.

Genuine BMW part for guaranteed quality and compatibility
Prevents leaks in the oil and transmission cooling systems
Ensures optimal performance of vital components
Compatible with MINI applications for versatile use

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Rein Cooling O-Ring - E53, E60, E63, E64, E65, E66, E70

2X Entries Into Our F80 M3 Sweepstakes

T#:362446

Part#: 11531710048

In Stock

Sale - Save 5% $ 4.07

This product was last offered at the strikethrough price on
08-31-2026

$ 3.87 USD

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$ 4.07

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$ 3.87 USD

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Seals the rear of the water transfer pipe to the block

Genuine BMW Idler Pulley Bolt - E53 X5 M62 E31 840Ci E38 740i 740iL ...

T#:33603

Part#: 11281435115

In Stock

$ 11.99 USD

Limited Qty Sale

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$ 11.99 USD

Limited Qty Sale

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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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Genuine BMW Coolant Bleeder Screw 17111712788

T#:7432

Part#: 17111712788

In Stock

$ 5.94 USD

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$ 5.94 USD

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This is the Genuine BMW Coolant bleeder screw. We recommend a heavy duty Aluminum replacement from ECS Tuning if you do not want to replace this part again when it fails.

Genuine BMW Vent Screw
This item fits the following BMW Chassis:
E36 M3,E46 M3,E85 Z4M,E53 48IS,E30,E34,E36,E38,E39,E46,E53 X5 X5,E83 X3,E85 Z4,E86 Z4,E90

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Gasket Ring

A18X22

T#:6495

Part#: 07119963300

In Stock

$ 1.99 USD

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$ 1.99 USD

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GENUINE BMW GASKET RING 07119963300

OEM Rein Expansion Tank Cap - BMW E32 E34 E36 E38 E39 E46 & More ...

2X Entries Into Our F80 M3 Sweepstakes

T#:340541

Part#: 17111742231

Ships in 2 Business Days

Sale - Save 5% $ 17.99

This product was last offered at the strikethrough price on
08-31-2026

$ 17.09 USD

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$ 17.99

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$ 17.09 USD

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This radiator expansion tank cap is used most BMW's from 1991-2006. It is a common failure item. When this item fails, it cannot hold pressure which results in your BMW overheating. If you are overhauling your coolant system, now is the time to consider preventative replacing this cap. It is also referred to as the coolant reservoir cap.

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Genuine BMW Hose Clamp 07129952104

T#:6533

Part#: 07129952104

In Stock

$ 3.99 USD

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$ 3.99 USD

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GENUINE BMW HOSE CLAMP 07129952104

Rein Coolant Bleeder Screw CHW1575 - Priced Each

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T#:591955

Part#: 17111712788

In Stock

Sale - Save 22% $ 4.99

This product was last offered at the strikethrough price on
08-31-2026

$ 3.87 USD

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$ 4.99

This product was last offered at the strikethrough price on
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$ 3.87 USD

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Coolant Bleeder Screw is a critical component for maintaining your BMW’s cooling system. Designed to release trapped air from the coolant lines, this screw ensures efficient coolant flow and prevents overheating. Specifically engineered for BMW models, it enhances the overall performance and longevity of your engine by maintaining proper temperature regulation. Comes with O-Ring.

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BMW Antifreeze Coolant - 1 Liter Bottle

T#:11526

Part#: 82142209769

In Stock

$ 10.60

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

$ 10.57 USD

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$ 10.57 USD

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This 1 liter bottle is perfect for topping of the coolant in your BMW. This is The use of Original BMW Anti-Freeze/Coolant will ensure sufficient cooling in summer and protection against freeze-ups in winter. BMW Antifreeze/Coolant will also guard your vehicle's various engine components against corrosion. BMW Anti-Freeze/ Coolant will prevent excessive silicate gel precipitation, which may cause plugging of the cooling system and lead to more extensive repairs.

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BMW Radiator Hose Kit - 11537500750

2X Entries Into Our F80 M3 Sweepstakes

T#:46753499

Part#: CHK0030R

Ships in 4 Business Days

Sale - Save 6% $ 50.99

This product was last offered at the strikethrough price on
08-31-2026

$ 48.03 USD

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$ 50.99

This product was last offered at the strikethrough price on
08-31-2026

$ 48.03 USD

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Keep your cooling system sealed, strong, and ready for anything with this Rein radiator hose kit—your all-in-one fix for cracked, leaking, or worn factory hoses. Years of heat, pressure, and age can cause rubber to weaken, split, or swell, setting the stage for coolant leaks and potential overheating. Rein hoses are engineered to meet or exceed OEM standards, built from premium, heat-resistant materials that can take on extreme temperatures and system pressures without faltering. Each hose features factory-correct bends, fittings, and diameters for an exact, hassle-free installation—no cutting or forcing required. Whether you’re tackling a full cooling system refresh or chasing down a small coolant leak, this Rein kit provides everything needed to restore confidence and performance under the hood. Why choose this Rein radiator hose kit: Factory-level precision – Direct-fit replacements that deliver OEM-quality reliability. Built to last – Resists cracking, swelling, and chemical damage from daily heat cycling. Confidence restored – Prevents coolant loss, overheating, and on-road breakdowns. All-in-one upgrade – Includes upper and lower hoses for a complete system refresh. If keeping your BMW’s cooling system running tight and trouble-free is the goal, Rein brings the dependable quality and fitment you can count on—engineered to perform just like factory, mile after mile.

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OEM Rein Expansion Tank Hose - E53 X5 N62 4.4L 4.8L

2X Entries Into Our F80 M3 Sweepstakes

T#:379797

Part#: 17127509966

Ships in 4 Business Days

Sale - Save 5% $ 32.99

This product was last offered at the strikethrough price on
08-31-2026

$ 31.34 USD

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Sale - Save 5%

$ 32.99

This product was last offered at the strikethrough price on
08-31-2026

$ 31.34 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

Fits the following BMWs:
2003+ E53 BMW X5 N62 4.4L 4.8L

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BMW Expansion Tank With Cap - 17107514964

2X Entries Into Our F80 M3 Sweepstakes

T#:46616026

Part#: EPK0025

Ships in 4 Business Days

Sale - Save 6% $ 74.99

This product was last offered at the strikethrough price on
08-31-2026

$ 70.63 USD

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Sale - Save 6%

$ 74.99

This product was last offered at the strikethrough price on
08-31-2026

$ 70.63 USD

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The coolant expansion tank provides a place for excess coolant to flow as temperatures rise and fall. Because it’s exposed to constant heat cycles and pressure changes, it can eventually crack, split, or suffer damage to its nipples or mounting points. Keeping coolant properly contained within the system is essential, so if your tank shows signs of wear or damage, replacement is necessary. This direct-fit replacement installs easily and delivers the same heating and cooling performance as the factory unit. When replacing the tank, be sure to have additional coolant on hand. ECS Tuning carries a full range of vehicle-specific coolants designed to meet OEM specifications. Most German vehicles require specialized formulas—using the correct coolant will help prevent corrosion and ensure long-term reliability.

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OEM Rein Cylinder Head To Expansion Tank Coolant Hose - E53 X5 N62 4....

2X Entries Into Our F80 M3 Sweepstakes

T#:379756

Part#: 17127509967

Ships in 4 Business Days

Sale - Save 5% $ 38.99

This product was last offered at the strikethrough price on
08-31-2026

$ 37.04 USD

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Sale - Save 5%

$ 38.99

This product was last offered at the strikethrough price on
08-31-2026

$ 37.04 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

Fits the following BMWs:
2003+ E53 BMW X5 N62 4.4L 4.8L

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Rein - Thermostat Assembly 82C - X5 M62, X5 N62

2X Entries Into Our F80 M3 Sweepstakes

T#:34080721

Part#: 17107559966

Ships in 4 Business Days

Sale - Save 12% $ 51.99

This product was last offered at the strikethrough price on
04-28-2026

$ 45.92 USD

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Sale - Save 12%

$ 51.99

This product was last offered at the strikethrough price on
04-28-2026

$ 45.92 USD

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Thermostat Assembly 82C is a high-quality, precision-engineered component designed to regulate the engine's cooling system effectively. Manufactured to meet or exceed OEM specifications, this thermostat helps ensure optimal engine performance by maintaining the ideal operating temperature. Available from Turner Motorsport, this part offers superior durability and reliability for a wide range of vehicle models.

Designed for precise temperature control
Maintains engine at the optimal 82°C (180°F) temperature
Helps prevent overheating and improves fuel efficiency
Direct fit replacement for hassle-free installation
Manufactured from high-quality materials for long-lasting performance

Upgrade your vehicle's cooling system with this essential Thermostat Assembly 82C, ensuring smooth engine operation under various driving conditions.

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Expansion Tank With Cap

2X Entries Into Our F80 M3 Sweepstakes

T#:46616025

Part#: EPK0138

Ships in 4 Business Days

Sale - Save 5% $ 71.99

This product was last offered at the strikethrough price on
08-31-2026

$ 68.25 USD

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$ 71.99

This product was last offered at the strikethrough price on
08-31-2026

$ 68.25 USD

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The coolant expansion tank allows excess coolant to flow in and out as temperatures rise and fall. Over time, repeated exposure to extreme temperature changes can cause the tank to crack, split, or break. To keep your cooling system sealed and functioning properly, any tank showing signs of damage—such as cracks, broken nipples, or compromised mounting points—should be replaced.

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OEM Rein Coolant Hose - E53 X5

2X Entries Into Our F80 M3 Sweepstakes

T#:379748

Part#: 64218409064

Ships in 4 Business Days

Sale - Save 5% $ 12.99

This product was last offered at the strikethrough price on
08-31-2026

$ 12.34 USD

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Sale - Save 5%

$ 12.99

This product was last offered at the strikethrough price on
08-31-2026

$ 12.34 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

OEM Rein Heater Coolant Hose - E53

2X Entries Into Our F80 M3 Sweepstakes

T#:12845

Part#: 64218409063

Ships in 4 Business Days

Sale - Save 5% $ 10.99

This product was last offered at the strikethrough price on
08-31-2026

$ 10.44 USD

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$ 10.99

This product was last offered at the strikethrough price on
08-31-2026

$ 10.44 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

Expansion Tank Hose

2X Entries Into Our F80 M3 Sweepstakes

T#:375341

Part#: 11531439123

Ships in 4 Business Days

Sale - Save 5% $ 32.99

This product was last offered at the strikethrough price on
08-31-2026

$ 31.34 USD

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This product was last offered at the strikethrough price on
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BMW Radiator Hose Kit - 17127509963

2X Entries Into Our F80 M3 Sweepstakes

T#:46719193

Part#: CHK0032P

Ships in 4 Business Days

Sale - Save 6% $ 76.99

This product was last offered at the strikethrough price on
08-31-2026

$ 72.66 USD

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Sale - Save 6%

$ 76.99

This product was last offered at the strikethrough price on
08-31-2026

$ 72.66 USD

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Keep your cooling system sealed, strong, and ready for anything with this Rein radiator hose kit—your all-in-one fix for cracked, leaking, or worn factory hoses. Years of heat, pressure, and age can cause rubber to weaken, split, or swell, setting the stage for coolant leaks and potential overheating. Rein hoses are engineered to meet or exceed OEM standards, built from premium, heat-resistant materials that can take on extreme temperatures and system pressures without faltering. Each hose features factory-correct bends, fittings, and diameters for an exact, hassle-free installation—no cutting or forcing required. Whether you’re tackling a full cooling system refresh or chasing down a small coolant leak, this Rein kit provides everything needed to restore confidence and performance under the hood. Why choose this Rein radiator hose kit: Factory-level precision – Direct-fit replacements that deliver OEM-quality reliability. Built to last – Resists cracking, swelling, and chemical damage from daily heat cycling. Confidence restored – Prevents coolant loss, overheating, and on-road breakdowns. All-in-one upgrade – Includes upper and lower hoses for a complete system refresh. If keeping your BMW’s cooling system running tight and trouble-free is the goal, Rein brings the dependable quality and fitment you can count on—engineered to perform just like factory, mile after mile.

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