Cooling
Mercedes-Benz C300 / GLC300 Water Pump — OEM
Part no. 274200090080
$295.00
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Genuine Mercedes-Benz water pump for M274 four-cylinder turbocharged engine. OEM electric-assist pump with aluminum impeller. Coolant leak from the water pump is a documented M274 issue above 80k miles. Strongly recommend Genuine over aftermarket — aftermarket units on M274 have a high return rate.
Vehicle compatibility
2015–2021 Mercedes-Benz C300 W205, GLC300 X253, E300 W213, SLC300 R172 — M274 2.0T engine
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