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BMW E24 635CSi M30 3.4L

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BMW E24 635CSi M30 3.4L Engine Cooling Parts

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Radiator Fan Clutch (Screw-On Type)

ES#2813457 - 11521466000 - Radiator Fan Clutch (Screw-On Type) - A common source of overheating - Hamburg Tech - BMW

A common source of overheating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
from 09/87

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813457
Mfg#:
11521466000
In Stock at Vendor
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 25%
$10.99

This product was last offered at the strikethrough price on
05-02-2026

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#3492071 - 17111468546 - Radiator - Standard replacement radiator - Nissens - BMW

Standard replacement radiator We Price Match - Give Us A Call or Chat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 09/1982

Brand:
Nissens - Corporate Logo
ES#:
3492071
Mfg#:
17111468546
Ships in 1 Business Day
$304.82

This product was last offered at the strikethrough price on
06-08-2026

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Valve

ES#176012 - 64111373191 - Water Valve - Restore heat and fix leaks, replace the water valve - Genuine BMW - BMW

Restore heat and fix leaks, replace the water valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 09/1982

Brand:
Genuine BMW - Corporate Logo
ES#:
176012
Mfg#:
64111373191
Ships in 1 day
3% off MSRP

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

$610.99

This product was last offered at the strikethrough price on
06-08-2026

$590.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
Ships in 3 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#166579 - 61311378320 - Coolant Level Sensor - Located on the top of the coolant expansion tank - Genuine BMW - BMW

Located on the top of the coolant expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1986

Brand:
Genuine BMW - Corporate Logo
ES#:
166579
Mfg#:
61311378320
Ships in 1 day
3% off MSRP

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

$92.99

This product was last offered at the strikethrough price on
06-08-2026

$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 10" Electric Fan - Black

ES#2764825 - MMFAN10 - Universal 10" Electric Fan - Black - 850 CFM - 5.1 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

850 CFM - 5.1 amps at 12.3 volts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764825
Mfg#:
MMFAN10
Ships in 2 Business Days
$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80C

ES#4845542 - 11531710953 - Thermostat - 80C - The Thermostat 80C from ECS Tuning is the perfect choice for BMW owners seeking to maintain optimal engine performance and protect critical components from overheating, ensuring long-term reliability. - Rein - BMW

The Thermostat 80C from ECS Tuning is the perfect choice for BMW owners seeking to maintain optimal engine performance and protect critical components from overheating, ensuring long-term reliability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845542
Mfg#:
11531710953
Back Ordered
Auto Notify
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Tester

ES#2696212 - V99-1005 - Coolant Tester - Make sure your coolant is safe from freezing! - Vaico - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Make sure your coolant is safe from freezing! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2696212
Mfg#:
V99-1005
In Stock at Vendor
$51.99

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

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#4818660 - 61311378320 - Coolant Level Sensor - Located on the top of the coolant expansion tank - Bremmen Parts - BMW

Located on the top of the coolant expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date from 09/1986

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818660
Mfg#:
61311378320
In Stock
ON SALE! SAVE 56%
$34.99

This product was last offered at the strikethrough price on
05-02-2026

$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Refill/Air Purge Tool

ES#258147 - 81392152473 - Coolant Refill/Air Purge Tool - Refill your cooling system quickly without airlock issues with this factory system - Genuine BMW - BMW

Refill your cooling system quickly without airlock issues with this factory system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
258147
Mfg#:
81392152473
Ships in 4 Business Days
$440.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#24705 - 11531289859 - Radiator Hose - Lower - Replace your radiator hose before a blown hose leaves you stranded. - Genuine BMW - BMW

Replace your radiator hose before a blown hose leaves you stranded. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24705
Mfg#:
11531289859
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp, Worm Gear - Stainless Steel

ES#16314 - 07129952113 - Hose Clamp, Worm Gear - Stainless Steel - L28-L33 Size - heater hose, etc - Genuine BMW - BMW

L28-L33 Size - heater hose, etc affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16314
Mfg#:
07129952113
In Stock
18% off MSRP

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

$4.27

This product was last offered at the strikethrough price on
06-08-2026

$3.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant/Antifreeze - 1 Gallon

ES#2828693 - 82141467704 - Coolant/Antifreeze - 1 Gallon - 100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. - ROWE - BMW MINI

100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
2828693
Mfg#:
82141467704
Ships in 6 Business Days
$39.99

This product was last offered at the strikethrough price on
05-02-2026

$38.99 USD
Free Shipping
on orders $49 and up

Radiator Drain Plug - Includes Lock Washer And O-Ring

ES#213612 - 17111719384 - Radiator Drain Plug - Includes Lock Washer And O-Ring - Commonly stripped during removal for service - Genuine BMW - BMW

Commonly stripped during removal for service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
213612
Mfg#:
17111719384
In Stock
10% off MSRP

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

$9.99

This product was last offered at the strikethrough price on
06-08-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Switch

ES#2602123 - 61311378073 - Radiator Fan Switch - Measures radiator air temperature enabling the fan to turn off or on - Febi - BMW

Measures radiator air temperature enabling the fan to turn off or on affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1986

Brand:
Febi - Corporate Logo
ES#:
2602123
Mfg#:
61311378073
In Stock at Vendor
$60.99

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

$58.99 USD
Free Shipping
on orders $49 and up
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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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