Mercedes-Benz E420 Engine Cooling Parts

Your One-Stop Shop For Trusted Mercedes-Benz E420 Engine Cooling Parts

If you’re in search of Mercedes-Benz E420 Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 23 Engine Cooling Parts from top brands with prices ranging from $2.49 to $357.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your Mercedes-Benz E420.

And don’t forget to read customer reviews across all Engine Cooling Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Cooling Parts have to cost top dollar, and we prove it. Browse our top Mercedes-Benz E420 Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential Mercedes-Benz E420 Engine Cooling Parts

Rein – Coolant Drain Plug (Part No.HWB0114)

Coolant Drain Plug

from

$11.99
Product Features:
  • Ensures proper function of engine cooling system.
  • Designed as direct-fit replacement to ensure trouble-free proper installations.
  • Manufactured to strict engineering standards and specifications in materials and tolerances.
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Carquest Premium – Radiator Cap: 20 PSI (Part No.10335)

Radiator Cap: 20 PSI

from

$9.49
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Delphi – Engine Coolant Temperature Sensor (Part No.TS10263)

Engine Coolant Temperature Sensor

from

$32.99
Delphi’s history is one of OE heritage and quality. Our global technical requirements include design specifications and validation testing based on over 100 years of OE experience. Our material selections, material thickness, and material types are built from OE specifications to exceed aftermarket expectations. We put in place strict manufacturing processes to ensure quality control in every part we make. Delphi’s pioneering spirit delivers innovative solutions designed to support the aftermarket in servicing the vehicles of today, and tomorrow.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s 1 piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
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Rein – Auxiliary Water Pump (Part No.WPA0036)

Auxiliary Water Pump

from

$137.99
Rein Automotive OE quality auxiliary water pumps are fabricated from original casting specifications to ensure proper fit for easy installation, proper water flow and maximum cooling. Auxiliary water pump use high-quality plastic or metal construction to ensure durability and long service life. Our auxiliary water pumps aim to provide the professional repair technician and vehicle owner the peace of mind and trust that is expected from an OE quality component.

Product Features:
  • High-quality plastic or metal construction
  • Flow-rates matched to OE flow-rates
  • Includes the vibration isolators, mounting brackets and hardware where applicable for easy installation
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Dorman – Auxiliary Coolant Pump (Part No.902-066)

Auxiliary Coolant Pump

from

$271.99
This engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications
  • Restores functionality – reliable replacement for an original pump that has failed to provide sufficient water flow
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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MAHLE Original – Engine Coolant Thermostat Housing Gasket (Part No.C31633)

Engine Coolant Thermostat Housing Gasket

from

$2.49
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Rein – Thermostat Insert 80C (Part No.CTI0019)

Thermostat Insert 80C

from

$17.99
Rein Automotive OE quality thermostat inserts install, fit and perform the way the original manufacturer intended. This ensures a smooth and easy installation, just as one would expect to find with OE quality. These inserts are designed to meet or exceed the OE materials used. Rein thermostats are produced with high-quality metals and components to ensure proper durability and service life. The thermostats are temperature calibrated to have a consistent and precise response suiting cooling system needs. Our quality thermostat inserts aim to provide the profession repair technician and vehicle owner peace of mind and trust that is expected from an OE quality component.

Product Features:
  • Matches original equipment design specifications
  • All gaskets or seals necessary for installation are supplied with thermostats
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Thermostat set to 80 degrees Celsius to maintain optimal running temperature
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Rein – Cap-Expansion Tank (Part No.CPE0026P)

Cap-Expansion Tank

from

$12.99
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Direct fit.
  • Meets or exceeds pressure specifications demanded by the OE manufacturer.
  • Produced by an original equipment supplier.
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Rein – Cap-Expansion Tank (Part No.CPE0029P)

Cap-Expansion Tank

from

$32.99
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Direct fit.
  • Meets or exceeds pressure specifications demanded by the OE manufacturer.
  • Produced by an original equipment supplier.
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Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-922)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$206.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Dorman – Help – Radiator Drain Cock Screw-In Type With Washer (Part No.61145)

Radiator Drain Cock Screw-In Type With Washer

from

$7.49
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Dorman – Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 176 Degrees (Part No.902-5144)

Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 176 Degrees

from

$49.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Carquest Premium – Integrated Thermostat Housing: With Seal, 176 Degrees (Part No.14598)

Integrated Thermostat Housing: With Seal, 176 Degrees

from

$50.99
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Coolant Temperature Sender 1TS1264 (Part No.WTC1249)

Coolant Temperature Sender 1TS1264

from

$24.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Carquest Premium – Engine Coolant Temperature Sender (Part No.WTA1502)

Engine Coolant Temperature Sender

from

$30.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Engine Coolant Temperature Sensor/Switch accurately monitors the engine’s temperature, enabling timely adjustments to the cooling system and preventing overheating, which enhances engine performance and longevity. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Carquest Premium – Universal Standard Rotation Thermal Standard Duty Fan Clutch (Part No.215079)

Universal Standard Rotation Thermal Standard Duty Fan Clutch

from

$137.99
Advance Auto Parts is proud to carry comparable exact-fit parts from multiple vendors, as such, the item you receive may be one of two quality brands. Both brands meet the same fitment requirements and are equal in their performance and specifications.

Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

from

$14.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Carquest Premium – Radiator (Part No.433642)

Radiator

from

$357.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
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Engine Cooling Parts Brands You Can Trust For Your Mercedes-Benz E420

5 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your Mercedes-Benz E420 running smooth. Below are some of the most popular brands and their top Engine Cooling Parts offerings:

Popular MAHLE Original Engine Cooling Parts

MAHLE Original products for the Mercedes-Benz E420 span several categories. Some of the highest-rated MAHLE Original Engine Cooling Parts that will fit your Mercedes-Benz E420 are:
Engine Coolant Thermostat Housing Gasket
from $2.49
(1)
Engine Coolant Thermostat Housing Gasket
Thermostat Housing Gaskets

Top Mercedes-Benz E420 Engine Cooling Parts from Carquest Premium

Your Mercedes-Benz E420 will be purring again thanks to Carquest Premium brand Engine Cooling Parts available for online order or in-store pick up. Popular Carquest Premium parts include:
Radiator Cap: 20 PSI
from $8.79
(16)
Radiator Cap: 20 PSI
Radiator Caps
Radiator Cap: 20 PSI
from $9.49
(3)
Radiator Cap: 20 PSI
Radiator Caps
Standard Reservoir Cap: 21 PSI
from $19.99
(1)
Standard Reservoir Cap: 21 PSI
Coolant Reservoir Caps

Most Purchased Mercedes-Benz E420 Engine Cooling Parts from Carquest Premium

When you buy the most frequently purchased Carquest Premium brand Engine Cooling Parts, you can be confident it will be the right part for your Mercedes-Benz E420. Here are the Carquest Premium Engine Cooling Parts Advanced Auto customers buy the most:
Radiator Cap: 20 PSI
from $8.79
(16)
Radiator Cap: 20 PSI
Radiator Caps
Radiator
from $357.99
This product is not rated
Radiator
Radiators
Standard Reservoir Cap: 21 PSI
from $19.99
(1)
Standard Reservoir Cap: 21 PSI
Coolant Reservoir Caps

FAQs for Mercedes-Benz E420 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the Mercedes-Benz E420?

Out of 23 Engine Cooling Parts for the Mercedes-Benz E420, the most popular in our inventory are:
Radiator Cap Tester Adapter
from $14.99
This product is not rated
Radiator Cap Tester Adapter
Radiator Cap Adapters
Radiator
from $357.99
This product is not rated
Radiator
Radiators
Cap-Expansion Tank
from $12.99
This product is not rated
Cap-Expansion Tank
Coolant Reservoir Caps