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BMW E46 Engine Cooling Parts

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Water Pump O-Ring

ES#252936 - 11511711484 - Water Pump O-Ring - Solve your water pump leak - Victor Reinz - BMW

Solve your water pump leak

Brand:
Victor Reinz - Corporate Logo
ES#:
252936
Mfg#:
11511711484
In Stock
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#3674114 - C32348 - O-Ring - Priced Each - Measurements: 20x3 - Victor Reinz - BMW

Measurements: 20x3

Brand:
Victor Reinz - Corporate Logo
ES#:
3674114
Mfg#:
C32348
Ships in 1-2 days
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug (Adjustment Screw) - Priced Each

ES#37709 - 17111437359 - Radiator Drain Plug (Adjustment Screw) - Priced Each - Located in the bottom of the radiator - Genuine BMW - BMW

Located in the bottom of the radiator For vehicles with manual transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37709
Mfg#:
17111437359
Ships in 1 day
6% off MSRP

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

$17.99

This product was last offered at the strikethrough price on
07-21-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fillister Head Screw - Pack Of 3

ES#2597583 - 07129905536KT - Fillister Head Screw - Pack Of 3 - These screws are found in the mechanical fan assembly - Genuine BMW - BMW

These screws are found in the mechanical fan assembly

Brand:
Genuine BMW - Corporate Logo
ES#:
2597583
Mfg#:
07129905536KT
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Water Distribution Pipe

ES#3672514 - 17111707817U - E46 Water Distribution Pipe - Connects the radiator to the expansion tank - URO - BMW

Connects the radiator to the expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3672514
Mfg#:
17111707817U
Back Ordered
Auto Notify
$27.99

This product was last offered at the strikethrough price on
04-15-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Radiator Hose - Lower

ES#257437 - 11531436408 - E46 Radiator Hose - Lower - A common source of cooling system failure - Original Equipment Supplier - BMW

A common source of cooling system failure

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
257437
Mfg#:
11531436408
Ships in 1 day
1% off MSRP

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

$38.37

This product was last offered at the strikethrough price on
07-21-2026

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Coolant Hose

ES#2802101 - 11531703844 - E36 Coolant Hose - This is the heater hose that connects between the heater valve and the heater return hose - Rein - BMW

This is the heater hose that connects between the heater valve and the heater return hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802101
Mfg#:
11531703844
In Stock
$8.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit - Red

ES#2764717 - MMHOSEE3692RD - Silicone Radiator Hose Kit - Red - Stronger and better looking than OEM hoses - Mishimoto - BMW

Stronger and better looking than OEM hoses

Brand:
Mishimoto - Corporate Logo
ES#:
2764717
Mfg#:
MMHOSEE3692RD
In Stock at Vendor
$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Blue

ES#2764007 - MMFAN12BL - Universal 12" Electric Fan - Blue - 934 CFM - 5.7 amps at 12.3 volts - Mishimoto - BMW Volkswagen MINI

934 CFM - 5.7 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764007
Mfg#:
MMFAN12BL
Ships in 3 Business Days
$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Shroud

ES#37704 - 17111436259 - Auxiliary Fan Shroud - Surrounds the fan to help draw air into the radiator - Genuine BMW - BMW

Surrounds the fan to help draw air into the radiator

Brand:
Genuine BMW - Corporate Logo
ES#:
37704
Mfg#:
17111436259
Ships in 2 Business Days
3% off MSRP

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

$108.99

This product was last offered at the strikethrough price on
07-21-2026

$105.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2592647 - 11537509227KT2 - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Assembled By ECS - BMW

Includes gaskets and hardware and coolant 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592647
Mfg#:
11537509227KT2
Ships on Jan 13, 2027
$101.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Universal 14" Electric Fan - Black

ES#2764292 - MMFAN14 - Universal 14" Electric Fan - Black - 954 CFM - 5.6 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

954 CFM - 5.6 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764292
Mfg#:
MMFAN14
In Stock
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Water Pump - With O-Ring

ES#3672846 - 11517509985 - New Water Pump - With O-Ring - High quality German-made pump featuring a metal impeller - Meyle - BMW

High quality German-made pump featuring a metal impeller 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672846
Mfg#:
11517509985
Ships on Nov 30, 2026
ON SALE!
$52.99

This product was last offered at the strikethrough price on
06-25-2026

$50.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicon Coolant Hose Kit - Red

ES#4418432 - Aute46001red - Silicon Coolant Hose Kit - Red - Includes upper, lower radiator hoses, and return hose - Autobahn Autoworx - BMW

Includes upper, lower radiator hoses, and return hose

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4418432
Mfg#:
AUTE46001RED
Special Order: No Guaranteed ETA
$99.00 USD
Free Shipping
on orders $49 and up

Silicon Coolant Hose Kit - Black

Includes upper, lower radiator hoses, and return hose

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4418430
Mfg#:
AUTE46001BLK
Special Order: No Guaranteed ETA
$99.00 USD
Free Shipping
on orders $49 and up

Fan Blade

ES#24492 - 11521712058 - Fan Blade - Replace your brittle fan before it sends a blade through your radiator - Genuine BMW - BMW

Replace your brittle fan before it sends a blade through your radiator

Brand:
Genuine BMW - Corporate Logo
ES#:
24492
Mfg#:
11521712058
Special Order: No Guaranteed ETA
6% off MSRP

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

$104.99

This product was last offered at the strikethrough price on
07-21-2026

$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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