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2003 Mercedes Benz C320 Base Sedan 203.064 V6 3.2L

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Your Vehicle 2003 Mercedes Benz C320 Base Sedan 203.064 V6 3.2L
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2003 Mercedes Benz C320 Base Sedan 203.064 V6 3.2L Engine Cooling Parts

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Radiator Hose

ES#4328749 - 2035010782 - Radiator Hose - Upper - Meyle - Mercedes Benz

Upper 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328749
Mfg#:
2035010782
Ships on Oct 27, 2026
Auto Notify
$53.99

This product was last offered at the strikethrough price on
03-01-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Assembly

ES#2895389 - 1121880401 - Engine Oil Cooler Assembly - At Oil Filter Housing - Vemo - Mercedes Benz

At Oil Filter Housing

Brand:
Vemo - Corporate Logo
ES#:
2895389
Mfg#:
1121880401
Special Order: No Guaranteed ETA
$83.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#4684540 - 1122030076 - Thermostat O-Ring - Must be replaced when replacing thermostat - Vemo - Mercedes Benz

Must be replaced when replacing thermostat

Brand:
Vemo - Corporate Logo
ES#:
4684540
Mfg#:
1122030076
Special Order: No Guaranteed ETA
$3.99 USD
Free Shipping
on orders $49 and up

Auxiliary Water Pump

ES#4855012 - 2038350164 - Auxiliary Water Pump - For cars with Windshield Washer Heating (Code 875). - Vemo - Mercedes Benz

For cars with Windshield Washer Heating (Code 875).

Brand:
Vemo - Corporate Logo
ES#:
4855012
Mfg#:
2038350164
Special Order: No Guaranteed ETA
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4684539 - 1122000015 - Thermostat Assembly - Thermostat With Gasket and Housing (87 deg. C) - Vemo - Mercedes Benz

Thermostat With Gasket and Housing (87 deg. C)

Brand:
Vemo - Corporate Logo
ES#:
4684539
Mfg#:
1122000015
Special Order: No Guaranteed ETA
$21.99 USD

Expansion Tank Replacement Kit

ES#2763051 - 2035000049KT - Expansion Tank Replacement Kit - Includes everything you need to replace your coolant expansion tank - Assembled By ECS - Mercedes Benz

Includes everything you need to replace your coolant expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763051
Mfg#:
2035000049KT
Back Ordered
ON SALE!
$92.99

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

$85.70 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Pump Assembly - Priced Each

ES#2535896 - 1122001501 - Water Pump Assembly - Priced Each - Includes a new water pump gasket - Laso - Mercedes Benz

Includes a new water pump gasket Not For Vehicles With Oil Cooler Hose Fitting

Brand:
Laso - Corporate Logo
ES#:
2535896
Mfg#:
1122001501
Back Ordered
$147.99

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

$143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2587814 - 2205450024 - Coolant Level Sensor - Located In The Coolant Expansion Tank - Meyle - Mercedes Benz

Located In The Coolant Expansion Tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2587814
Mfg#:
2205450024
Special Order: No Guaranteed ETA
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mercedes M112 Cooling System Refresh Kit - Level 1

Includes all required seals and coolant to perform the repair 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4691246
Mfg#:
2035010782KT
Back Ordered
ON SALE!
$282.99

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

$274.39 USD
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Cap

Should be replaced periodically to maintain proper cooling system operation

Brand:
Mahle-Behr - Corporate Logo
ES#:
3659414
Mfg#:
2105010615
Back Ordered
$13.99

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

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Replacement Kit

This radiator replacement kit includes Genuine coolant, Nissens radiator, and radiator hose O-rings We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
4674457
Mfg#:
2035000503RKT
Back Ordered
$218.99

This product was last offered at the strikethrough price on
02-20-2026

$212.99 USD
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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