2012 Mazda 6 Heater Hoses

Keep Your 2012 Mazda 6 in Top Shape with a Quality Heater Hose

When it comes to maintaining or upgrading your 2012 Mazda 6, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Heater Hose for your 6. We currently carry a top Heater Hose in stock that is built to last. Whether you’re replacing a damaged Heater Hose or looking to upgrade, our selection for the 2012 Mazda 6 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Belt Tensioners and Pulleys to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 2012 Mazda 6 running smoothly and looking great.

Essential 2012 Mazda 6 Heater Hoses

Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length (Part No.87866)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length

from

$32.49
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 18.75" Long, .75" Diameter (Part No.E70893)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 18.75" Long, .75" Diameter

from

$39.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
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Gates – Premium Molded Coolant Hose (Part No.22838)

Premium Molded Coolant Hose

from

$28.49
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and to ensure perfectly sealed conditions
  • EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
  • Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 20 Inch Length (Part No.87814)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 20 Inch Length

from

$23.49
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Dorman – Engine Heater Hose Assembly (OE Fix) (Part No.626-575)

Engine Heater Hose Assembly (OE Fix)

from

$76.99
Original equipment HVAC heater hose assemblies often fail due to cracks in the plastic T-connector. This Dorman OE FIX replacement features an upgraded aluminum T-connector to prevent similar failures in the future.

Product Features:
  • Upgraded material – this replacement engine heater hose assembly features aluminum T-connectors for added durability
  • Application specific – designed to match the original fit and function of heater hoses on certain vehicle years, makes and models
  • Complete replacement – hoses come with necessary clamps for easy installation
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Most Popular Heater Hose for 2012 Mazda 6s

Enhance your 2012 Mazda 6 with this popular Heater Hose we have in stock, for $32.49.

Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length (Part No.87866)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length

from

$32.49
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
See More

FAQs for 2012 Mazda 6 Heater Hoses

What’s the price range for 2012 Mazda 6 Heater Hoses?

We currently have just one Heater Hoses for the 2012 Mazda 6 in stock: Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length and it costs $32.49.

Does Advance Auto Parts sell Heater Hoses for other Mazda 6 model years?

Yes, we carry Heater Hoses for 9 model years of Mazda 6s between 2003 and 2013. The following model years are the most popular for Heater Hose purchases: 2013, 2011, 2010, 2009, 2008, 2007, 2006, 2005, and 2004.

Does Advance Auto Parts sell Heater Hoses for any other 2012 Mazda models?

Yes. We stock Heater Hoses for 3 other popular 2012 Mazda models. Some of the most popular are 2012 3 Heater Hoses, 2012 5 Heater Hoses, 2012 CX-7 Heater Hoses, and 2012 MX-5 Miata Heater Hoses.

What are the top-rated Heater Hoses that fit the 2012 Mazda 6?

The one 2012 Mazda 6 Heater Hose we have in stock is the Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length. It is rated 2.5 stars and costs $32.49.

What types of Heater Hoses do you sell for my 2012 Mazda 6?

We currently have just 1 Heater Hose in stock for a 2012 Mazda 6, and as of 11/2/25, it is a Heater Hose.

Can I get help with 2012 Mazda 6 Heater Hose orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mazda Heater Hoses and more.

What is your return policy for Mazda 6 Heater Hoses?

Advance Auto Parts keeps returns simple. For new Mazda 6 Heater Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.