2004 Mazda 6 Engine Cooling Parts

Essential 2004 Mazda 6 Engine Cooling Parts

Mahle – Water Outlet Gasket (Part No.G3045245075MAH)

Water Outlet Gasket

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$7.81
Water Outlet Gasket

MAHLE Original – WATER OUTLET GASKET (Part No.B31861)

WATER OUTLET GASKET

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$6.49
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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Carquest Premium – Standard Thermostat: 180 Degrees (Part No.13388)

Standard Thermostat: 180 Degrees

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$5.79
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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Elring – SEAL RING (Part No.A8092118638ELR)

SEAL RING

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$1.21
SEAL RING

Dorman – Radiator Fan Assembly: Dual, Cost Effective & Reliable (Part No.621-402)

Radiator Fan Assembly: Dual, Cost Effective & Reliable

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$285.99
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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Permatex – Ultra Grey RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

Ultra Grey RTV Silicone Gasket Maker, 13 OZ

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$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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Dorman – Help – Radiator Cap (Part No.54237)

Radiator Cap

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$22.99
This radiator cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this radiator cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original cap that is missing, leaking or failed due to gasket fatigue and heat
  • 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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Dorman – Help – Radiator Drain Cocks (Part No.61137)

Radiator Drain Cocks

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$8.79
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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Felpro – Multi-Purpose O-Ring (Part No.35489)

Multi-Purpose O-Ring

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$9.99
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12021)

Radiator Cap Tester Adapter

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$17.79
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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Motorcraft – Thermostat O-Ring (Part No.G4030195862MTR)

Thermostat O-Ring

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$3.89
Thermostat O-Ring

Dorman – Coolant Housing/Water Outlet: With Housing and Gasket, 90 Degree Neck Angle (Part No.902-778)

Coolant Housing/Water Outlet: With Housing and Gasket, 90 Degree Neck Angle

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$91.99
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, 180 Degrees (Part No.48708)

Integrated Thermostat Housing: With Seal, 180 Degrees

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$21.79
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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Dorman – Non-Pressurized Coolant Reservoir: Black, Plastic, Original Equipment Replacement (Part No.603-963)

Non-Pressurized Coolant Reservoir: Black, Plastic, Original Equipment Replacement

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$40.99
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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Carquest Premium – Radiator Cap: 16 PSI (Part No.10233)

Radiator Cap: 16 PSI

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$13.99
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
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Felpro – THERMOSTAT GASKET (Part No.35776)

THERMOSTAT GASKET

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$11.49
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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Motorcraft – Thermostat Bypass Pipe (Part No.G4006673604MTR)

Thermostat Bypass Pipe

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$133.78
The Motorcraft Thermostat Bypass Pipe is an OES replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • OES replacement part for your vehicle’s original factory component
  • Offering the quality, reliability, and durability of OES
  • Manufactured to OES specification for fit, form, and function
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NTK – Engine Coolant Temperature Sensor (Part No.EF0159)

Engine Coolant Temperature Sensor

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$57.99
The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to censure proper air/fuel ratio along with proper operation of the cooling fan(s) and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include: check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:
  • OE MATCHED: Wires and probe length match OE. Mounting clip(s) included where applicable
  • FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
  • THE NTK DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor
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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

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$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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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432679)

Radiator: With Transmission Oil Cooler

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$207.99
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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Carquest Premium – Radiator Cap: 18 PSI (Part No.10265)

Radiator Cap: 18 PSI

from

$14.99
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
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Imperial – Electric Fan 16" Diameter (Part No.226116)

Electric Fan 16" Diameter

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$92.99
Electric fan with 16″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 16″ diameter
  • 1,400 CFM
  • Use as a pusher or puller fan
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Autotecnica – Coolant Outlet Flang (Part No.G1055559642ANA)

Coolant Outlet Flang

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$72.82
Coolant Outlet Flang

Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

from

$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.58-670)

Water Pump: New, Installation Gasket Included

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$89.99
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
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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

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$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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Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

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$55.99
Adjustable Thermostatic Fan Control. 160-210°F; push-in probe. Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160-210°F push-in probe
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

from

$62.99
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160°F – 210°F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
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2004 Mazda 6 Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2004 Mazda 6. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 69 different Engine Cooling Parts in our inventory ranging from $2.99 to $254.44. That means you can find the exact parts or products you need to keep that 2004 Mazda 6 running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 18 different brands to make sure you have plenty of trusted parts to choose from for your 2004 Mazda 6. Permatex, Carquest Premium, and Imperial are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 2004 Mazda 6, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,161 reviews in this category, some of the top rated parts include Electric Fan – 12" Diameter with 3.5 stars and Adjustable Thermostatic Fan Control with 4.8 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2004 Mazda 6 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 2004 Mazda 6 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2004 Mazda 6 demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your 6 the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Permatex Engine Cooling Parts

We carry Permatex parts in our stock across Water Pump Gaskets and Engine Water Pump Outlet Pipe Gaskets categories, plus more. For a 2004 Mazda 6, our most popular Permatex Engine Cooling Parts include:
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
The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ
from $19.99
(2)
The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ
Water Pump Housing Gaskets

FAQs for 2004 Mazda 6 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2004 Mazda 6?

Out of 69 Engine Cooling Parts for the 2004 Mazda 6, the most popular in our inventory are:
Multi-Purpose O-Ring
from $9.99
(110)
Multi-Purpose O-Ring
Engine Coolant Thermostat O-Rings
Engine Water Pump: New, Gasket/Seals Included
from $60.99
(41)
Engine Water Pump: New, Gasket/Seals Included
Water Pumps
Standard Thermostat: 180 Degrees
from $10.99
(31)
Standard Thermostat: 180 Degrees
Thermostats

What are the top-rated 2004 Mazda 6 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2004 Mazda 6 based on customer reviews/ratings are:
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“good price, but does not come with knob to set temp”
Electric Fan 16" Diameter
from $92.99
(34)
Electric Fan 16" Diameter
“Awesome”