2003 Toyota 4Runner Engine Cooling Hoses

Essential 2003 Toyota 4Runner Engine Cooling Hoses

Dayco – Molded Radiator and Bypass Hose (Part No.G2000314827DAY)

Molded Radiator and Bypass Hose

from

$18.20
Designed to replace original equipment manufacturer hose, Dayco Molded Radiator and Bypass Hose are built with knitted reinforcement and EPDM construction which provides high strength and resistance to oil, mud, salt, road debris, ozone, coolants, and tem

Product Features:
  • Made with synthetic EPDM rubber compounds that provide resistance to deterioration from ozone, coolants, and temperature variations of -40F (-40C) to +257F (+125C)
  • The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose
  • Meets SAE J20R4, Class D-1 requirements for improved service hose
  • Meets Type EC electro-chemical requirements as specified in SAE J1684; which eliminates premature deterioration of the inner tube caused by the build up of static electric charges
  • Limited Three Year Warranty
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Gates – Premium Molded Coolant Hose (Part No.20801)

Premium Molded Coolant Hose

from

$23.99
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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Gates – Premium Molded Coolant Hose (Part No.20780)

Premium Molded Coolant Hose

from

$30.99
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 – 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

$21.29
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.22633)

Premium Molded Coolant Hose

from

$22.99
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
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12.50" Long, 1.25" Diameter (Part No.C70687)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 12.50" Long, 1.25" Diameter

from

$22.99
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.21534)

Premium Molded Coolant Hose

from

$15.99
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
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

Gates – Premium Molded Coolant Hose (Part No.21398)

Premium Molded Coolant Hose

from

$29.49
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
See More

Dayco – Radiator Hose (Part No.G20001691131DAY)

Radiator Hose

from

$13.10
Radiator Hose

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

$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 – Flex Radiator Hoses; EPDM Rubber, 14.75 Inch Long, 1.25 Inch Inner Dia. (Part No.81041)

Flex Radiator Hoses; EPDM Rubber, 14.75 Inch Long, 1.25 Inch Inner Dia.

from

$14.99
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 spl

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
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Dayco – Radiator Hose (Part No.G20001335671DAY)

Radiator Hose

from

$9.78
Radiator Hose

Gates – Premium Molded Coolant Hose (Part No.21171)

Premium Molded Coolant Hose

from

$24.99
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
See More

Suncore – Shock Kit (Part No.2-12S254010-001)

Shock Kit

from

$74.99
Shock Kit

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10.5" Long, 1.31" Diameter (Part No.C72547)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 10.5" 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

Gates – Vulco-Flex½ II Flexible Coolant Hose (Part No.25251)

Vulco-Flex½ II Flexible Coolant Hose

from

$30.49
Product Features:
  • Improved sealing surface for greater leak resistance
  • High flexibility for easy installation
  • Maximum vehicle coverage with minimum inventory
  • Resistant to heat, oil and ozone
  • Rated for SAE 20R5 Class D-2 performance
  • Temperature Range: up to +257 Deg. F (+125 Deg. C)
  • Note: Gates recommends replacing clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
See More

Gates – Vulco-Flex½ II Flexible Coolant Hose (Part No.25253)

Vulco-Flex½ II Flexible Coolant Hose

from

$26.99
Product Features:
  • Improved sealing surface for greater leak resistance
  • High flexibility for easy installation
  • Maximum vehicle coverage with minimum inventory
  • Resistant to heat, oil and ozone
  • Rated for SAE 20R5 Class D-2 performance
  • Temperature Range: up to +257 Deg. F (+125 Deg. C)
  • Note: Gates recommends replacing clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
See More

Gates – Premium Molded Coolant Hose (Part No.22844)

Premium Molded Coolant Hose

from

$28.99
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
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13" Long, 1.31" Diameter (Part No.C71799)

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

from

$28.99
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, 1.31" Diameter (Part No.B70815)

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

from

$17.49
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

2003 Toyota 4Runner Engine Cooling Hoses

Maybe you’re in the middle of a full rebuild of that 2003 Toyota 4Runner. Maybe you just need a couple of Engine Cooling Hoses. Either way, Advance Auto Parts has 4 different Engine Cooling Hoses in our inventory ranging from $15.53 to $28.99. That means you can find the exact parts or products you need to keep that 2003 Toyota 4Runner running smoothly.

Engine Cooling Hoses are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Toyota 4Runner. Dayco and Gates 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 Hoses for your 2003 Toyota 4Runner, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Engine Cooling Hoses to keep your 2003 Toyota 4Runner 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 Hoses Brands To Make Your 2003 Toyota 4Runner Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Toyota 4Runner demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Hoses make up Advance Auto Parts’ inventory, and all are ready to help make your 4Runner the best it can be. Be sure to browse some of our top Engine Cooling Hoses brands and parts.

FAQs for 2003 Toyota 4Runner Engine Cooling Hoses

What are the most purchased Engine Cooling Hoses for the 2003 Toyota 4Runner?

Out of 4 Engine Cooling Hoses for the 2003 Toyota 4Runner, the most popular in our inventory are:
Premium Molded Coolant Hose
from $28.99
This product is not rated
Premium Molded Coolant Hose
Upper Radiator Hoses
Radiator Hose
from $15.53
This product is not rated
Radiator Hose
Lower Radiator Hoses
Radiator Hose
from $17.38
This product is not rated
Radiator Hose
Lower Radiator Hoses