2021 Freightliner M2 106 Radiator Hoses

Keep Your 2021 Freightliner M2 106 in Top Shape with a Quality Radiator Hose

When it comes to maintaining or upgrading your 2021 Freightliner M2 106, 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 Radiator Hose for your M2 106. We currently carry a top Radiator Hose in stock that is built to last. Whether you’re replacing a damaged Radiator Hose or looking to upgrade, our selection for the 2021 Freightliner M2 106 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 Serpentine and V Belts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 2021 Freightliner M2 106 running smoothly and looking great.

Essential 2021 Freightliner M2 106 Radiator Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 23.5" Long, 2" Diameter (Part No.E72323)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 23.5" Long, 2" Diameter

from

$65.99
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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Dayco – Straight Radiator Hoses; Silicone, Heavy Duty, 2 Inch Inner Diameter (sold by inch) (Part No.78200GL)

Straight Radiator Hoses; Silicone, Heavy Duty, 2 Inch Inner Diameter (sold by inch)

from

$4.99
Made with special silicone compounds and reinforced with a ply of braided polyester yarn, the Dayco straight radiator hose H.D. – silicone sustains up to six times longer service life than an ordinary coolant hose when installed with a Dayco lined hose clamp. It has a temperature rating of -40 Degree F (-40 Deg. C) to +350 Degree F (+175 Deg. C) and is designed for a range of H.D. trucking applications where routing is relatively straight.

Product Features:
  • Capable of withstanding extreme temperatures and high-pressure environments
  • Meets stringent OE specifications
  • Designed to meet SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • PLEASE NOTE: Item is sold and priced by the inch. See store for details.
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Gates – Molded 90 Degree Silicone Coolant Hose (Part No.28210)

Molded 90 Degree Silicone Coolant Hose

from

$196.99
Newer heavy-duty engines with advanced emissions systems (from 2007 to current model year) produce higher under-hood temperatures, requiring the use of silicone coolant hose. In these new low engine-air-flow and high-heat conditions, Gates Silicone Coolant Hose is the perfect product.

Product Features:
  • Premium 4-ply construction
  • High heat resistance material meets or exceeds OE specifications
  • Multiple layers of first-grade silicone material
  • Industry standard blue cover and orange tube for easy identification
  • polyester braiding, which is not affected by coolant and heat penetration
  • An extra thick and elastic tube prevents cold water leakage and hardening from the effect of heat
  • High-quality silicone cover resists refrigerants, ozone, weathering, sunlight, and extreme ambient temperatures
  • Exceeds the requirements of SAE J20R1, Class A
  • Temperature Range: -65 Deg. F to +350 Deg. F (+54 Deg. C to +177 Deg. C)
  • Gates also offers application-specific molded silicone coolant hose for exact dimensional specifications
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10" Long, 2.50" Diameter (Part No.C71813)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10" Long, 2.50" Diameter

from

$25.99
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
See More

Gates – Premium Molded Coolant Hose (Part No.20412)

Premium Molded Coolant Hose

from

$34.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Materials specially designed to resist collapse in a vacuum
  • Designed to resist electrochemical degradation, which is the leading cause of hose failure
  • Pre-formed for a good fit and to ensure perfectly sealed connections
  • EPDM tube; knitted synthetic fiber reinforcement; EPDM lid resistant to heat, ozone and chemical refrigerants
  • Meets the requirements of SAE 20R4, Class D2 and DIN 73411, Class A (except for tolerances)
  • Temperature range -40 degrees F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 2" Diameter (Part No.B70212)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 2" Diameter

from

$22.79
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
See More

Gates – Molded 45 Degree Silicone Coolant Hose (Part No.28203)

Molded 45 Degree Silicone Coolant Hose

from

$269.99
Newer heavy-duty engines with advanced emissions systems (from 2007 to current model year) produce higher under-hood temperatures, requiring the use of silicone coolant hose. In these new low engine-air-flow and high-heat conditions, Gates Silicone Coolant Hose is the perfect product.

Product Features:
  • Premium 4-ply construction
  • High-heat resistance material meets or exceeds OE specifications
  • Multiple layers of high-quality silicone
  • Industry-standard blue cover and orange tube for easy identification
  • Polyester textile knit resistant to coolants and heat
  • Extra thick and resilient tube prevents cold water leaks and hardening under effect of heat
  • High-quality silicone cover resists refrigerants, ozone, weathering, sunlight, and extreme ambient temperatures
  • Exceeds the requirements of SAE J20R1, Class A
  • Temperature range -65 degrees F to +350 degrees F (-54 degrees C to +177 degrees C)
  • Gates also offers application-specific molded silicone coolant hose for exact dimensional specifications
See More

Most Popular Coolant Hose for 2021 Freightliner M2 106s

Enhance your 2021 Freightliner M2 106 with this popular Coolant Hose we have in stock, for $22.79.

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 2" Diameter (Part No.B70212)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 2" Diameter

from

$22.79
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
See More

FAQs for 2021 Freightliner M2 106 Radiator Hoses

What’s the price range for 2021 Freightliner M2 106 Radiator Hoses?

We currently have just one Radiator Hoses for the 2021 Freightliner M2 106 in stock: Curved Radiator Hoses: EPDM Rubber, Standard Duty, 11" Long, 2" Diameter and it costs $22.79.

Does Advance Auto Parts sell Radiator Hoses for other Freightliner M2 106 model years?

Yes, we carry Radiator Hoses for 20 model years of Freightliner M2 106s between 2002 and 2025. The following model years are the most popular for Radiator Hose purchases: 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, and 2012.

Does Advance Auto Parts sell Radiator Hoses for any other 2021 Freightliner models?

Yes. We stock Radiator Hoses for 2 other popular 2021 Freightliner models. Some of the most popular are 2021 B2 Radiator Hoses, 2021 MT45 Radiator Hoses, and 2021 MT55 Radiator Hoses.

What types of Radiator Hoses do you sell for my 2021 Freightliner M2 106?

We currently have just 1 Radiator Hose in stock for a 2021 Freightliner M2 106, and as of 11/2/25, it is a Coolant Hose.

Can I get help with 2021 Freightliner M2 106 Radiator Hose orders?

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

What is your return policy for Freightliner M2 106 Radiator Hoses?

Advance Auto Parts keeps returns simple. For new Freightliner M2 106 Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.