Mercedes-Benz 400E Engine Cooling Parts

Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

• 100% tested for reliable performance
• Durable housing features precisely machined mounting surface for proper sealing and fitment
• Equipped with weep chamber or similar feature to help prevent unnecessary replacement
• Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
• All gaskets or seals necessary for water pump are included
• This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
• This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
• This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

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

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:

• Maintains proper cooling system pressure
• Easy installation and removal
• 100% tested to ensure proper pressure and longevity
• Meets all OEM specifications

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

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

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.

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

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 one-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

Carquest Premium coolant temperature sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry, Carquest Premium coolant temperature sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium coolant temperature sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

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 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

URO Parts has been a leading brand of replacement auto parts for European vehicles for more than thirty years. Affordable yet dedicated to quality, URO Parts controls its production process in strict accordance with ISO/TS 16949 QMS specifications and offers a wide variety of components used to restore or repair engine, electrical, drive train, braking, steering, suspension, climate control, cooling, exhaust, and fuel systems in classic to late-model German, British, and Scandinavian vehicles. Looking for parts that are even higher quality than original equipment? URO Parts engineers analyze common failures and identify weaknesses in original equipment parts when creating URO Premium components, which are superior to OE in performance and reliability thanks to improved materials and more robust designs. Thanks to high-quality, competitively-priced URO Parts and bulletproof URO Premium replacement components, owning a prestigious European vehicle is no longer an expensive luxury reserved for the elite and wealthy.

Product Features:

• Guaranteed fitment
• Replacement resolves false “low coolant” indicator light warning
• Replacement resolves failure to warn driver of dangerously low coolant level
• Direct-fit OE replacement design is easily installed in coolant reservoir tank
• Easy plug-and-play wiring connection
• Manufactured using high-quality polymer and corrosion-resistant metal materials to withstand intense cooling system heat
• Alloy conductors minimize electrical resistance for accurate operation
• Designed and tested for reliability and long life

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

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

Product Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

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

Carquest Premium auxiliary water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

• Built to meet or exceed OE fit, form and function
• All components necessary for installation are supplied with pump
• 100% tested for reliable performance
• Follow all enclosed instructions to maximize pump life and validate warranty

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

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

Product Features:

• Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet 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 housing assemblies