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Mercedes Benz Cooling System Service & Maintenance Parts

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Thermostat Replacement Kit

ES#2771543 - 1102000515KT1 - Thermostat Replacement Kit - Replace your thermostat with one kit! - Genuine Mercedes Benz - Mercedes Benz

Replace your thermostat with one kit!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2771543
Mfg#:
1102000515KT1
Ships in 3 Business Days
$126.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Replacement Kit

ES#5504945 - 2045000749KT - Coolant Expansion Tank Replacement Kit - Refresh your cooling system! Includes a new expansion tank, pressure cap, coolant pipe O-ring, and 1-liter of blue coolant. - Genuine Mercedes Benz - Mercedes Benz

Refresh your cooling system! Includes a new expansion tank, pressure cap, coolant pipe O-ring, and 1-liter of blue coolant. For cars with Additional Warm Water Heating (Code 228).

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5504945
Mfg#:
2045000749KT
Ships in 3 Business Days
$197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit

ES#5504912 - 1645000049KT - Expansion Tank Replacement Kit - Refresh your cooling system! Includes a new expansion tank, pressure cap, mounting hardware, rubber grommets, and 1-liter of blue coolant. - Genuine Mercedes Benz - Mercedes Benz

Refresh your cooling system! Includes a new expansion tank, pressure cap, mounting hardware, rubber grommets, and 1-liter of blue coolant.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5504912
Mfg#:
1645000049KT
Ships in 3 Business Days
$195.99 USD
This product is lifetime replacement eligible Partial Replacement

Radiator Hose Replacement Kit

ES#2777460 - 2045010382KT - Radiator Hose Replacement Kit - Includes Upper And Lower Radiator Hoses, Breather Hose And Coolant - Genuine Mercedes Benz - Mercedes Benz

Includes Upper And Lower Radiator Hoses, Breather Hose And Coolant Not For PZEV Vehicles (Code 917)

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2777460
Mfg#:
2045010382KT
Ships in 3 Business Days
$245.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2770939 - 6012000015KT - Thermostat Replacement Kit - Replace your thermostat with one kit! - Genuine Mercedes Benz - Mercedes Benz

Replace your thermostat with one kit!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2770939
Mfg#:
6012000015KT
Ships in 3 Business Days
$190.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Kit - 80�C

ES#1641958 - 1162000315 - Thermostat Kit - 80C - Includes new gasket - Genuine Mercedes Benz - Mercedes Benz

Includes new gasket

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1641958
Mfg#:
1162000315
Ships in 3 Business Days
7% off MSRP

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

$60.00

This product was last offered at the strikethrough price on
10-23-2026

$55.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump / Thermostat Kit

ES#5388745 - 1572000107KT - Water Pump / Thermostat Kit - Includes necessary parts to replace the thermostat and water pump. - Genuine Mercedes Benz - Mercedes Benz

Includes necessary parts to replace the thermostat and water pump.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5388745
Mfg#:
1572000107KT
Ships in 3 Business Days
$1833.00

This product was last offered at the strikethrough price on
09-30-2026

$1832.99 USD
This product is lifetime replacement eligible Partial Replacement

Engine Coolant Thermostat

ES#1815980 - 6012000015 - Engine Coolant Thermostat - 85C - Includes New O-Ring - Genuine Mercedes Benz - Mercedes Benz

85°C - Includes New O-Ring

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1815980
Mfg#:
6012000015
Ships in 3 Business Days
6% off MSRP

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

$47.00

This product was last offered at the strikethrough price on
10-23-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2770397 - 1112001715KT - Thermostat Replacement Kit - Replace your thermostat with one kit! - Genuine Mercedes Benz - Mercedes Benz

Replace your thermostat with one kit!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2770397
Mfg#:
1112001715KT
Ships in 3 Business Days
$80.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 1

ES#2763694 - 20450030031KT5 - Cooling System Refresh Kit - Level 1 - An entry level cooling system refresh kit, does not include expansion tank - with OEM components - Genuine Mercedes Benz - Mercedes Benz

An entry level cooling system refresh kit, does not include expansion tank - with OEM components Not For PZEV Vehicles (Code 917)

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2763694
Mfg#:
20450030031KT5
Ships in 3 Business Days
$636.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Kit

ES#5504981 - 2465000049KT - Coolant Expansion Tank Kit - Keep your cooling system leak free! Includes a new expansion tank, pressure cap, coolant bleed line, and 1-gallon of pink coolant. - Genuine Mercedes Benz - Mercedes Benz

Keep your cooling system leak free! Includes a new expansion tank, pressure cap, coolant bleed line, and 1-gallon of pink coolant.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5504981
Mfg#:
2465000049KT
Ships in 3 Business Days
$285.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2765813 - 1112000915KT - Thermostat Replacement Kit - Replace your thermostat with one kit! - Genuine Mercedes Benz - Mercedes Benz

Replace your thermostat with one kit!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2765813
Mfg#:
1112000915KT
Ships in 3 Business Days
$130.99

This product was last offered at the strikethrough price on
08-04-2026

$92.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit - Level 2

ES#2762918 - 2712030575KT1 - Thermostat Replacement Kit - Level 2 - Replace your thermostat, temp sensor, and housing with one kit! - Genuine Mercedes Benz - Mercedes Benz

Replace your thermostat, temp sensor, and housing with one kit!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2762918
Mfg#:
2712030575KT1
Ships in 3 Business Days
$161.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Replacement Kit

ES#5504950 - 2045000749KT2 - Coolant Expansion Tank Replacement Kit - Refresh your cooling system! Includes a new expansion tank, pressure cap, coolant pipe O-ring, and 1-liter of blue coolant. - Meyle - Mercedes Benz

Refresh your cooling system! Includes a new expansion tank, pressure cap, coolant pipe O-ring, and 1-liter of blue coolant. 5X Entries Into Our F80 M3 Sweepstakes
For cars with Additional Warm Water Heating (Code 228).

Brand:
Meyle - Corporate Logo
ES#:
5504950
Mfg#:
2045000749KT2
Ships in 3 Business Days
$92.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

Replace your thermostat with one kit! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2770943
Mfg#:
6012000015KT3
Ships in 3 Business Days
ON SALE! SAVE 18%
$171.99

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

$140.21 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Complete Radiator Replacement Kit - R172 SLK55 AMG

Comprehensive cooling refresh kit includes the radiator, all critical cooling hoses, and the correct Blue G48 coolant for your SLK55. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481625
Mfg#:
1975000003KT1
Ships in 3 Business Days
$977.99

This product was last offered at the strikethrough price on
07-15-2026

$933.99 USD
This product is lifetime replacement eligible Partial Replacement

More About Cooling System Service & Maintenance Parts

From individual cooling system parts to full cooling system refresh kits and cooling system upgrades, we have it all right here so you can keep your engine temperature in check or improve cooling system performance to meet the demands you place on your car.

Let us help you find the parts that fit your Mercedes Benz

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

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