2008 Mercury Mariner Engine Cooling Parts

Keep Your 2008 Mercury Mariner in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2008 Mercury Mariner looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostat and Water Outlet Gaskets, Thermostats, and Thermostat and Water Outlet Assemblies. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like FELPRO, Dorman, and Carquest Premium. For example, FELPRO Engine Cooling Parts start at just $2.99 with an average 4.6 star rating. Dorman and Carquest Premium offer similar pricing and quality, backed by strong customer feedback. With over 1,231 reviews and a solid 4 star average, you can shop with confidence knowing other Mercury Mariner owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2008 Mercury Mariner Engine Cooling Part at Advance Auto Parts is around $77.50, with a range that starts at $2.99 and goes up to $274.99. With 56 options in stock from 11 trusted brands, finding the right fit is easy. Popular picks like Multi-Purpose O-Ring, Engine Water Pump: New, Gasket/Seals Included, and Standard Thermostat: 180 Degrees start at just $10.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Blower Motor and Related Products and HVAC Electrical Parts. At Advance Auto Parts, we’re here to help you keep your 2008 Mercury Mariner in peak condition, inside and out.

Looking for the perfect Engine Cooling Part for your 2008 Mercury Mariner? You’re in the right place. Below, you’ll find links to various types of Engine Cooling Parts that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Engine Cooling Parts, ensuring durability and a precise fit for your Mercury Mariner. Whether you’re driving a 2008 model or another popular model year like 2005, 2006, 2007, 2009, 2010, and 2011, we’ve got you covered. Purchasing Engine Cooling Parts from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Engine Cooling Parts that fit your vehicle.

Essential 2008 Mercury Mariner Engine Cooling Parts

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$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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$91.99

New Standard Replacement Radiator Support Lower Tie Bar

Product Features:

Made Of Steel
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Check Out The Large Selection Of Parts Available For Your Vehicle

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$34.99

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

Product Features:

Ideal replacement – this engine coolant water outlet 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 water outlets

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$21.99

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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$9.99

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design
Manufactured for the sealing repair environment
Validated for fit, form, and function
Quality that you can trust

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$6.99

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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$9.49

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

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$2.99

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

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$92.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Rapid-Cool Thin-Line electric fans
16″ diameter
1,400 CFM
Use as a pusher or puller fan
Motors built and tested to quality specifications
16 in. universal fit reversible fan
1400 CFM
UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.

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$47.99

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
Product constructed to meet all design and operating characteristics as intended by the manufacturer.
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$11.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

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$11.49

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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. 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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$39.49

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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$171.99

This new pump is 100% tested to ensure the highest quality. Each unit is built to meet or exceed all OE specifications and is validated for fit, form, and function. Application specific design to ensure a perfect fit and correct operation for unsurpassed quality.

Product Features:

All components necessary for installation are supplied with pump
Plastic housing
Follow all enclosed instructions to maximize pump life and validate warranty
Specialized for vehicles using supplemented cooling for the engine or components

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$2.99

THERMOSTAT O-RING

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$36.49

Manufactured to meet all OEM specifications. Designed to be easy to install and remove. Manufactured from high quality components with proper relief and vacuum valves. Quality tested to stand up to even the most demanding automotive cooling systems.

Product Features:

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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$195.99

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 engineeredáwith integrated ribbingáfor addedástrength 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

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$271.99

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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$115.99

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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$95.99

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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$123.99

Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:

Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure accurate signal output providing product reliability, every time.

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$119.99

Carquest Premium drive motor inverter cooler 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

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$23.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Economy adjustable thermostatic fan control
Economy Model; 32-248 Deg. F
For use with Imperial electric fans
Probe installs into radiator fins
Contains gaskets, O-rings, or seals to properly replace the product
Brass construction for accurate temperature sensing
Zinc coated terminal to resist corrosion
Vehicle specific applications

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$46.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Preset thermostatic fan control
185 Deg. F preset
For use with Imperial electric fans
Probe installs into radiator fins
Contains gaskets, O-rings, or seals to properly replace the product
Brass construction for accurate temperature sensing
Zinc coated terminal to resist corrosion
Vehicle specific applications

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$98.99

This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:

Direct replacement – this engine coolant reservoir matches the fit and function of the original part
Ideal solution – engineered for a seamless installation
Durable construction – manufactured from quality materials to withstand underhood heat and vibration
Trustworthy design – backed by 100 years of automotive aftermarket experience

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$91.99

Direct replacement – this engine coolant reservoir matches the fit and function of the original part
Ideal solution – engineered for a seamless installation
Durable construction – manufactured from quality materials to withstand underhood heat and vibration
Trustworthy design – backed by 100 years of automotive aftermarket experience

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$69.99

New Platinum Pro Inverter Cooler

Product Features:

Made Of Plastic and Aluminum
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Check Out The Large Selection Of Parts Available For Your Vehicle

Popular 2008 Mercury Mariner Engine Cooling Parts Categories

Radiators

Water Pumps

Engine Cooling Fan Controllers

Thermostats

Engine Cooling Fans

Radiator Fan Motors

Thermostat and Water Outlet Assemblies

Coolant Reservoirs

Coolant Temperature Sensors

Coolant Reservoir Caps

Water Outlets

Engine Coolant Pipe O-Rings

Radiator Fan Control Relays

Thermostat Housing Gaskets

Thermostat Housings

Thermostat Seals

Engine Auxiliary Water Pumps

Thermostat and Water Outlet Gaskets

Water Pump Gaskets

Radiator Drain Plugs

Drive Motor Inverter Coolers

Radiator Support Tie Bars

Radiator Cap Adapters

Water Pump O-Rings

Electronic Auto Temp Control Sensor Connectors

Most Popular Thermostat and Water Outlet Gaskets for 2008 Mercury Mariners

Enhance your 2008 Mercury Mariner with one of the 2 Thermostat and Water Outlet Gaskets we have in stock, starting at just $4.99.

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$10.99

Meets or exceeds all original equipment specifications
Application specific design
Manufactured for the sealing repair environment
Validated for fit, form, and function
Quality that you can trust

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$4.99

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

Best-Selling 2008 Mercury Mariner Thermostats

Upgrade your Mariner with one of our 5 best-selling Thermostats, earning an average 4 stars rating across 57 reviews.

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$10.99

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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$11.49

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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$19.99

This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:

Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
Heavy gauge stainless steel components offer increased reliability and long-lasting durability
Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
AccuSpring Design for stable temperature control and increased cabin comfort

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$56.99

ENG THERM-WTR OUTLET

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$4.49

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.

Top-Quality Thermostat and Water Outlet Assemblies for 2008 Mercury Mariners

Choose a high-quality OEM or aftermarket Thermostat and Water Outlet Assembly for Mercury Mariners and enjoy top-notch performance from $21.99.

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$46.99

Manufactured with OEM quality materials and safety standards by an OE Supplier. 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. 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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$21.99

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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$38.99

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

Top Picks for 2008 Mercury Mariner Water Pumps

Invest in one of our 3 durable Water Pumps for your 2008 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

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$57.99

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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$119.99

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

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$109.99

Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.

Product Features:

100% Factory tested for leakage and dimensional precision
Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
Bearings made of heat-treated carbon or carburized steel are sealed and lubricated to ensure smooth performance throughout units life
Assembled with new, high-quality unitized shaft seals to prevent premature leakage
Supplied with gasket and other seals/gaskets as applicable per application to help complete the job
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation

Top-Rated Radiators for 2008 Mercury Mariners

Make a smart move for your 2008 Mercury Mariner with products all priced from $111.99 to $247.99.

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$154.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength 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

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$123.99

New Platinum Pro Radiator, 3.0 Liter Engine With Automatic Transmission, From 6/23/07 Production Date

Product Features:

3.0 Liter Engine With Automatic Transmission, From 6/23/07 Production Date, Made Of Plastic and Aluminum
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Radiator Cap Not Included
Check Out The Large Selection Of Parts Available For Your Vehicle

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$111.99

New Platinum Pro Radiator, 2.3 And 2.5 Liter Engines With Automatic Transmission

Product Features:

2.3 And 2.5 Liter Engines With Automatic Transmission, Made Of Plastic and Aluminum
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Radiator Cap Not Included
Check Out The Large Selection Of Parts Available For Your Vehicle

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$247.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength 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

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$201.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength 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

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$167.99

New Platinum Pro Radiator, 2.3 Liter L4 Engine

Product Features:

2.3 Liter L4 Engine, Made Of Plastic and Aluminum
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Radiator Cap Not Included
Check Out The Large Selection Of Parts Available For Your Vehicle

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$195.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength 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

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$121.99

New Platinum Pro Radiator, 2.3 Liter L4 Hybrid Engine, Main Unit

Product Features:

2.3 Liter L4 Hybrid Engine, Main Unit, Made Of Plastic and Aluminum
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Radiator Cap Not Included
Check Out The Large Selection Of Parts Available For Your Vehicle

Top-Rated Engine Cooling Part Brands For Your 2008 Mercury Mariner

When it comes to finding the perfect Engine Cooling Part for your 2008 Mercury Mariner, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 11 trusted brands. We carry the most popular Engine Cooling Part brands including FELPRO, Carquest Premium, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $2.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2008 Mercury Mariner, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 2008 Mercury Mariner Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2008 Mercury Mariner, Advance Auto Parts has exactly what you need with our selection of FELPRO Engine Cooling Parts. We have 3 FELPRO Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $2.99 and an average cost of $6.99, you’ll find the perfect Engine Cooling Part for your needs and budget. FELPRO Engine Cooling Parts for the 2008 Mercury Mariner come highly rated, with over 4 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $12.49

(1)

Engine Coolant Thermostat Gasket

“Direct replacement for my Mazda. Exactly what I needed for a non heat up engine. Description did not include whether or not gasket was present. Gasket”

from $5.49

(2)

Engine Water Pump Gasket

“exact fit”

from $2.99

(1)

Multi-Purpose O-Ring

“Always the right part”

Top-Quality Carquest Premium 2008 Mercury Mariner Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2008 Mercury Mariner, Advance Auto Parts offers a great selection of Carquest Premium Engine Cooling Parts. With 3 Carquest Premium Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $10.99, with an average price of $30.32, giving you a range of options to suit your budget. Backed by over 97 customer ratings and an average rating of 4.4 stars, Carquest Premium Engine Cooling Parts provide both reliability and excellent performance. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

from $10.99

(31)

Standard Thermostat: 180 Degrees

“Good product & worked as expected!”

from $21.99

(25)

Integrated Thermostat Housing: With Seal, 185 Degrees

“Good”

from $57.99

(41)

Engine Water Pump: New, Gasket/Seals Included

“Perfect replacement for old water pump.”

FAQs for 2008 Mercury Mariner Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2008 Mercury Mariners?

Out of 56 Engine Cooling Parts that fit 2008 Mercury Mariners, the following parts are the top sellers:

Multi-Purpose O-Ring (5180902) – $10.99
Engine Water Pump: New, Gasket/Seals Included (15760011) – $57.99
Standard Thermostat: 180 Degrees (5650004) – $10.99

What’s the price range for 2008 Mercury Mariner Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2008 Mercury Mariner range from $2.99 up to $274.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2008 Mercury Mariner?

The average price for Engine Cooling Parts for the 2008 Mercury Mariner is $77.50. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Mercury Mariner model years?

Yes, we carry Engine Cooling Parts for 5 model years of Mercury Mariners between 2005 and 2011. The following model years are the most popular for Engine Cooling Part purchases: 2011, 2010, 2009, 2007, 2006, and 2005.

What are the cheapest Engine Cooling Parts for my 2008 Mercury Mariner?

The cheapest 2008 Mercury Mariner Engine Cooling Parts we carry are:

Multi-Purpose O-Ring (20688821) – $2.99
THERMOSTAT O-RING (50213631) – $2.99
THERMOSTAT GASKET (15780986) – $3.99
Standard Thermostat: 180 Degrees (11330420) – $4.49
Engine Coolant Thermostat Gasket (12547582) – $4.99

Does Advance Auto Parts sell Engine Cooling Parts for any other 2008 Mercury models?

Yes. We stock Engine Cooling Parts for 3 other popular 2008 Mercury models. Some of the most popular are 2008 Grand Marquis Engine Cooling Parts, 2008 Mountaineer Engine Cooling Parts, 2008 Sable Engine Cooling Parts, and 2008 Milan Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2008 Mercury Mariner?

Based on 1,231 reviews by customers, our 2008 Mercury Mariner Engine Cooling Parts have an average customer rating of 4 stars. These are the highest-rated categories of Engine Cooling Parts for the 2008 Mercury Mariner and their top-rated products:

Water Pump O-Rings
- Multi-Purpose O-Ring (20688821) – $2.99
Thermostat Housing Gaskets
- THERMOSTAT GASKET (15780986) – $3.99

What types of Engine Cooling Parts do you sell for my 2008 Mercury Mariner?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 2008 Mercury Mariner:

Can I get help with 2008 Mercury Mariner Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Engine Cooling Parts and more.

What is your return policy for Mercury Mariner Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Mercury Mariner Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2008 Mercury Mariner Engine Cooling Parts

Dorman – Help – Radiator Drain Cocks (Part No.61127)

KAI – Radiator Support Tie Bar (Part No.FO1225197)

Dorman – Engine Coolant Water Outlet (Part No.902-779)

Carquest Premium – Integrated Thermostat Housing: With Seal, 185 Degrees (Part No.48708)

Felpro – Engine Water Pump Gasket (Part No.35976)

MAHLE Original – Engine Coolant Outlet Gasket (Part No.B31861)

Felpro – Engine Coolant Thermostat Gasket (Part No.35971)

Felpro – Multi-Purpose O-Ring (Part No.35772)

Imperial – Electric Fan, 16" Diameter (Part No.226116)

Carquest Premium – Multi-Use Connector (Part No.PTA1646)

Felpro – THERMOSTAT GASKET (Part No.35833)

Carquest Premium – Standard Thermostat: 192 Degrees (Part No.14139)

Dorman – Coolant Housing/Water Outlet: with Housing and Gasket, 90 Degree Neck Angle (Part No.902-1105)

Carquest Premium – New Auxiliary Water Pump (Part No.T1373)

Motorcraft – THERMOSTAT O-RING (Part No.RG-571)

Carquest Premium – Engine Coolant Reservoir Cap (Part No.10251)

Carquest Premium – Radiator (Part No.434011)

Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-165)

Carquest Premium – Coolant Temperature Sensor 1TS1136 (Part No.WTC1291)

Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Carquest Premium – Multi-Purpose Relay (Part No.RAA2385)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T1190)

Imperial – Adjustable Thermostatic Fan Control (Part No.226203)

Imperial – Thermostatic Fan Control – Preset (Part No.226206)

Dorman – Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement (Part No.603-135)

Dorman – Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement (Part No.603-215)

KAI – Motor Inverter Cooler (Part No.INV2763)

Felpro – Multi-Purpose O-Ring (Part No.35489)

Victor Reinz – Engine Coolant Thermostat Gasket (Part No.71-13508-00)

Carquest Premium – Standard Thermostat: 180 Degrees (Part No.14138)

Carquest Premium – Standard Thermostat: 192 Degrees (Part No.14139)

Motorad UltraStats – UltraStat Thermostat: 192 Degrees (Part No.5354-192)

Motorcraft – ENG THERM-WTR OUTLET (Part No.RT-1193)

Carquest Premium – Standard Thermostat: 180 Degrees (Part No.49368)

Motorad – Integrated Thermostat Housing: With Seal, 180 Degrees (Part No.512-185)

Carquest Premium – Integrated Thermostat Housing: With Seal, 185 Degrees (Part No.48708)

Carquest Premium – Integrated Thermostat Housing: With Seal, 195 Degrees (Part No.48689)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T1230)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T1190)

Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.58-670)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813067)

KAI – Radiator (Part No.RAD13041)

KAI – Radiator (Part No.RAD13040)

Carquest Premium – Radiator (Part No.438134)

Carquest Premium – Radiator (Part No.438055)

KAI – Radiator (Part No.RAD13067)

Carquest Premium – Radiator (Part No.434011)

KAI – Radiator (Part No.RAD2762)