Mercedes-Benz 300SE Engine Cooling Parts

Your One-Stop Shop For Trusted Mercedes-Benz 300SE Engine Cooling Parts

If you’re in search of Mercedes-Benz 300SE Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 66 Engine Cooling Parts from top brands with prices ranging from $1.29 to $391.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your Mercedes-Benz 300SE. Of the 22 OEM and aftermarket parts brands we carry, some of the most popular are Permatex, Carquest Premium, and Mahle.

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 300SE Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercedes-Benz 300SE Engine Cooling Parts

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T3117)

Engine Water Pump: New, Gasket/Seals Included

from

$219.99
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
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

from

$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Carquest Premium – Universal Reverse Rotation Thermal Standard Duty Fan Clutch (Part No.215075)

Universal Reverse Rotation Thermal Standard Duty Fan Clutch

from

$103.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Carquest – Engine Coolant Temperature Switch (Part No.WT730)

Engine Coolant Temperature Switch

from

$24.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
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Permatex – Ultra Grey RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

Ultra Grey RTV Silicone Gasket Maker, 13 OZ

from

$26.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Hella – Coolant Level Sensor (Part No.G105016387HEL)

Coolant Level Sensor

from

$38.56
Coolant Level Sensor

Febi – Bilstein Engine Cooling Fan Clutch Bearing Bracket (Part No.G500966106FEB)

Bilstein Engine Cooling Fan Clutch Bearing Bracket

from

$196.93
The Febi/Bilstein Engine Cooling Fan Clutch Bearing Bracket is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Febi – Bilstein Thermostat Housing Cover / Water Outlet (Part No.G401139361FEB)

Bilstein Thermostat Housing Cover / Water Outlet

from

$29.59
The Febi/Bilstein Thermostat Housing Cover is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • OE style construction
  • Quality machined thread ports
  • Corrosion and rust inhibitor coated
  • Meets or Exceeds OEM Specifications
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Carquest Premium – Engine Cooling Fan Switch (Part No.TFA1209)

Engine Cooling Fan Switch

from

$79.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Coolant Temperature Sensor (Part No.WTC1481)

Coolant Temperature Sensor

from

$56.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Behr – Radiator Drain Plug (Part No.G106034117BEH)

Radiator Drain Plug

from

$6.23
Radiator Drain Plug

Febi – Bilstein Engine Cooling Fan Blade (Part No.G505014303FEB)

Bilstein Engine Cooling Fan Blade

from

$68.02
The Febi/Bilstein Engine Cooling Fan Blade is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Permatex – The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ (Part No.25238)

The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ

from

$19.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Rein – Cap-Expansion Tank (Part No.CPE0026P)

Cap-Expansion Tank

from

$11.49
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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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

from

$14.29
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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Dorman – Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle (Part No.902-943)

Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle

from

$43.49
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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Vaico – Rivet (Part No.Q200173665VCO)

Rivet

from

$1.86
Rivet

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.433628)

Radiator: With Transmission Oil Cooler

from

$391.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Meyle – Engine Cooling Fan Blade (Part No.G505066102MEY)

Engine Cooling Fan Blade

from

$20.45
The Meyle Engine Cooling Fan Blade is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Carquest Premium – Daytime Running Light Relay (Part No.RLC1001)

Daytime Running Light Relay

from

$59.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.621-310)

Radiator Fan Assembly: Single, Cost Effective And Reliable

from

$183.99
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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Carquest Premium – Thermostat (Part No.49379)

Thermostat

from

$8.29
Original equipment design provides exact fit and performance.

Product Features:
  • Precise fitting sealing edges prevent leakage and premature cooling.
  • Self-cleaning and self-aligning thermostat valve.
  • Stainless steel assembly and springs are engineered for long life and smooth performance.
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MAHLE Original – Thermostat (Part No.C31633)

Thermostat

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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Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

from

$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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Permatex – Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ (Part No.22074)

Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ

from

$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
See More

Engine Cooling Parts Brands You Can Trust For Your Mercedes-Benz 300SE

22 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your Mercedes-Benz 300SE 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 300SE span several categories. Some of the highest-rated MAHLE Original Engine Cooling Parts that will fit your Mercedes-Benz 300SE are:
Thermostat
from $2.49
(1)
Thermostat
Thermostat Housing Gaskets

Top Mercedes-Benz 300SE Engine Cooling Parts from Permatex

Your Mercedes-Benz 300SE will be purring again thanks to Permatex brand Engine Cooling Parts available for online order or in-store pick up. Popular Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(9)
Ultra Grey RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
from $26.99
(7)
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
Engine Water Pump Outlet Pipe Gaskets

Most Purchased Mercedes-Benz 300SE Engine Cooling Parts from Permatex

When you buy the most frequently purchased Permatex brand Engine Cooling Parts, you can be confident it will be the right part for your Mercedes-Benz 300SE. Here are the Permatex Engine Cooling Parts Advanced Auto customers buy the most:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Gaskets
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
from $26.99
(7)
Ultra Grey RTV Silicone Gasket Maker, 13 OZ
Engine Water Pump Outlet Pipe Gaskets
Standard Thermostat: 192 Degrees
from $25.99
(49)
Standard Thermostat: 192 Degrees
Thermostats

FAQs for Mercedes-Benz 300SE Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the Mercedes-Benz 300SE?

Out of 66 Engine Cooling Parts for the Mercedes-Benz 300SE, the most popular in our inventory are:
Radiator Cap: 20 PSI
from $8.79
(16)
Radiator Cap: 20 PSI
Radiator Caps
Standard Thermostat: 192 Degrees
from $25.99
(49)
Standard Thermostat: 192 Degrees
Thermostats
Standard Thermostat: 180 Degrees
from $24.99
(8)
Standard Thermostat: 180 Degrees
Thermostats

What are the top-rated Mercedes-Benz 300SE Engine Cooling Parts?

Top-rated Engine Cooling Parts for your Mercedes-Benz 300SE based on customer reviews/ratings are:
Radiator Cap: 20 PSI
from $9.49
(3)
Radiator Cap: 20 PSI
“Great”
Engine Water Pump: New, Gasket/Seals Included
from $106.99
(3)
Engine Water Pump: New, Gasket/Seals Included
“Works well and was a good price. Although it took 6 hours to install. Be handy and have 1/4″ and 3/8″ swivels and extensions and 13mms sockets and a m”
The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ
from $19.99
(2)
The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ
“Easy as could be to use”