2021 Toyota 4Runner Radiator Hoses

Keep Your 2021 Toyota 4Runner in Top Shape with a Quality Radiator Hose

When it comes to maintaining or upgrading your 2021 Toyota 4Runner, 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 4Runner. 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 Toyota 4Runner ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

A Reliable Radiator Hose from a Trusted Brand

When it comes to trusted Radiator Hose brands, we’ve got you covered. Our inventory features a Radiator Hose from Dayco, a brand you can count on. This Radiator Hose starts at just $38.99 and has a rating of 5 stars from over 4 customer reviews. After you purchase your 2021 Toyota 4Runner Radiator Hose you can scroll below to see options other Toyota 4Runner owners are loving. Even with only one Radiator Hose in stock, you can be confident you’re getting the best option available and designed to fit your 4Runner perfectly, offering both functionality and style.

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 2021 Toyota 4Runner running smoothly and looking great.

Essential 2021 Toyota 4Runner Radiator Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter (Part No.E72548)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter

from

$38.99
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

Dayco – Flex Radiator Hoses; EPDM Rubber, 11 Inch Long, 1.25 Inch Inner Dia. (Part No.81031)

Flex Radiator Hoses; EPDM Rubber, 11 Inch Long, 1.25 Inch Inner Dia.

from

$30.99
The Dayco flex radiator hose replaces straight or molded radiator hoses on a wide range of engine applications. Precision molded in standard lengths, it features a knitted reinforcement and synthetic EPDM construction. This hose is designed to prevent splitting, ballooning and elongation as well as resist ozone and other detrimental environmental elements, coolants and temperature variations of -40øF (-40øC) to +257øF (+125øC). With corrugations that provide excellent hose flexibility without flattening or collapsing, the Dayco flex radiator hose also features a helical steel coil spring for increased flexibility.

Product Features:
  • Designed to meet OE specifications
  • Not suitable for oil or heat transfer
  • Meets SAE J20R4, Class D-2 requirements for improved service hoses
  • This hose is designed to prevent splitting, ballooning, and elongation
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.28" Diameter (Part No.B70939)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.28" Diameter

from

$31.99
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.20801)

Premium Molded Coolant Hose

from

$25.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically designed materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and ensure a perfect seal
  • EPDM Tube; synthetic fiber knit reinforcement; EPDM cover 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 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
  • Caution: Do not use for fuel or oil transportation applications.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.31" Diameter (Part No.B70815)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.31" Diameter

from

$17.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.47" Diameter (Part No.D72301)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.47" Diameter

from

$27.99
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

Dayco – Flex Radiator Hoses; EPDM Rubber, 17.25 Inch Long, 1.25 Inch Inner Dia. (Part No.81051)

Flex Radiator Hoses; EPDM Rubber, 17.25 Inch Long, 1.25 Inch Inner Dia.

from

$23.99
The Dayco flex radiator hose replaces straight or molded radiator hoses on a wide range of engine applications. Precision molded in standard lengths, it features a knitted reinforcement and synthetic EPDM construction. This hose is designed to prevent splitting, ballooning and elongation as well as resist ozone and other detrimental environmental elements, coolants and temperature variations of -40øF (-40øC) to +257øF (+125øC). With corrugations that provide excellent hose flexibility without flattening or collapsing, the Dayco flex radiator hose also features a helical steel coil spring for increased flexibility.

Product Features:
  • Designed to meet OE specifications
  • Not suitable for oil or heat transfer
  • Meets SAE J20R4, Class D-2 requirements for improved service hoses
  • This hose is designed to prevent splitting, ballooning, and elongation
See More

Gates – Safety Stripe Standard Straight Heater Hose (Sold by foot) (Part No.28409)

Safety Stripe Standard Straight Heater Hose (Sold by foot)

from

$2.49
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which extends the service life.
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • Temperature range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Warning: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 21" Long, 1.31" Diameter (Part No.E71802)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 21" Long, 1.31" Diameter

from

$38.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17.5" Long, 1.44" Diameter (Part No.E72302)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17.5" Long, 1.44" Diameter

from

$26.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.28" Diameter (Part No.D71929)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12" Long, 1.28" Diameter

from

$14.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17" Long, 1.25" Diameter (Part No.E72214)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17" Long, 1.25" Diameter

from

$42.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 7.75" Long, 1.31" Diameter (Part No.B71383)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 7.75" Long, 1.31" Diameter

from

$23.99
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

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13" Long, 1.31" Diameter (Part No.C71494)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13" Long, 1.31" Diameter

from

$15.79
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

Most Popular Coolant Hose for 2021 Toyota 4Runners

Enhance your 2021 Toyota 4Runner with this popular Coolant Hose we have in stock, for $38.99.

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter (Part No.E72548)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter

from

$38.99
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

Top-Rated Radiator Hose Brands For Your 2021 Toyota 4Runner

When it comes to finding the perfect Radiator Hose for your 2021 Toyota 4Runner, Advance Auto Parts has you covered with our Radiator Hose from Dayco. This popular brand is known for its exceptional customer ratings and competitive prices, under $38.99. Purchasing a Radiator Hose from us here at Advance Auto Parts is a smart move for both you and your 2021 Toyota 4Runner, providing peace of mind with parts that meet or exceed OEM standards.

A Reliable Dayco Radiator Hose For Your 2021 Toyota 4Runner

If you’re looking for a top-quality Radiator Hose for your 2021 Toyota 4Runner, Advance Auto Parts has exactly what you need with our Dayco Radiator Hoses. This Radiator Hose has both durability and a precision fit. Coming in at only $38.99, this is the perfect Radiator Hose for your needs and budget. Dayco Radiator Hoses for the 2021 Toyota 4Runner come highly rated, with over 1 customer reviews. Choosing a Dayco Radiator Hose from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter
from $38.99
(1)
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter
“Fits and decent quality, this part is Made in the USA. Reused the original clamps and on the lower hose also needed to slide off the protective sleeve”

FAQs for 2021 Toyota 4Runner Radiator Hoses

What’s the price range for 2021 Toyota 4Runner Radiator Hoses?

We currently have just one Radiator Hoses for the 2021 Toyota 4Runner in stock: Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter and it costs $38.99.

Does Advance Auto Parts sell Radiator Hoses for other Toyota 4Runner model years?

Yes, we carry Radiator Hoses for 36 model years of Toyota 4Runners between 1984 and 2020. 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 Toyota models?

Yes. We stock Radiator Hoses for 4 other popular 2021 Toyota models. Some of the most popular are 2021 Tacoma Radiator Hoses, 2021 Tundra Radiator Hoses, 2021 Sequoia Radiator Hoses, 2021 Corolla Radiator Hoses, and 2021 Land Cruiser Radiator Hoses.

What are the top-rated Radiator Hoses that fit the 2021 Toyota 4Runner?

The one 2021 Toyota 4Runner Radiator Hose we have in stock is the Curved Radiator Hoses: EPDM Rubber, Standard Duty, 20.5" Long, 1.31" Diameter. It is rated 5 stars and costs $38.99.

What types of Radiator Hoses do you sell for my 2021 Toyota 4Runner?

We currently have just 1 Radiator Hose in stock for a 2021 Toyota 4Runner, and as of 11/2/25, it is a Coolant Hose.

Can I get help with 2021 Toyota 4Runner Radiator Hose orders?

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

What is your return policy for Toyota 4Runner Radiator Hoses?

Advance Auto Parts keeps returns simple. For new Toyota 4Runner Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.