Peterbilt 378 By-Pass Hoses

Your Peterbilt 378 will be happy to know that the search for the right By-Pass Hoses you’ve been looking for is over! Advance Auto Parts has 1 different By-Pass Hoses for your vehicle, ready for shipping or in-store pick up. The best part is, our Peterbilt 378 By-Pass Hoses start from as little as $1.79.

When it comes to your Peterbilt 378, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable By-Pass Hoses brands so you can shop with complete confidence. Some of our top By-Pass Hoses brands are Dayco. We’re sure you will get the right product to keep that 378 running for a long time.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right By-Pass Hoses for your 378, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 6 Peterbilt By-Pass Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 4.75" Long, .75" Diameter (Part No.A70021)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 4.75" Long, .75" Diameter

from

$9.49
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
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Dayco – Straight Radiator Hose, Heavy Duty, Dayco GL (Part No.77225GL)

Straight Radiator Hose, Heavy Duty, Dayco GL

from

$2.49
Designed for a wide range of heavy-duty truck applications where the routing is relatively straight, the Dayco straight radiator hose – H.D. is made with the highest quality woven mesh fabric reinforcement, neoprene cover and nitrile tube compounds to withstand the most corrosive elements in diesel engines. Providing protection from oil, coolants, coolant additives and heat, it has a temperature rating of -40?F (-40?C) to +212?F (+100?C).

Product Features:
  • Capable of withstanding extreme temperatures and high-pressure environments
  • Designed to meet SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • Not suitable for fuel or oil transfer
  • PLEASE NOTE: Priced and sold by inch. See store for details.
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Dayco – Straight Radiator Hoses; EPDM Rubber, HD, 2 1/8 Inch Inner Dia. (Sold by inch) (Part No.77213GL)

Straight Radiator Hoses; EPDM Rubber, HD, 2 1/8 Inch Inner Dia. (Sold by inch)

from

$1.99
Designed for a wide range of heavy-duty truck applications where the routing is relatively straight, the Dayco straight radiator hose – H.D. is made with the highest quality woven mesh fabric reinforcement, neoprene cover and nitrile tube compounds to withstand the most corrosive elements in diesel engines. Providing protection from oil, coolants, coolant additives and heat, it has a temperature rating of -40?F (-40?C) to +212?F (+100?C).

Product Features:
  • Capable of withstanding extreme temperatures and high-pressure environments
  • Designed to meet SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • Not suitable for fuel or oil transfer
  • PLEASE NOTE: Priced and sold by inch. See store for details.
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Dayco – Straight Coolant Hose (Heavy-Duty 2-Ply) (Part No.77100GL)

Straight Coolant Hose (Heavy-Duty 2-Ply)

from

$1.79
Designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight, Dayco Heavy Duty Straight Radiator Hose is made with the highest quality woven mesh fabric reinforcement, neoprene cover, and nitrile tube compounds to withstand the most corrosive elements in diesel engines: oil, coolants, coolant additives, and temperature ranges of -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C). This hose meets SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • Made with the highest quality woven mesh fabric reinforcement, neoprene cover, and nitrile tube compounds
  • Withstands the most corrosive elements in diesel engines: oil, coolants, and coolant additives
  • Performs well in temperature ranges of -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C)
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Dayco – Straight Radiator Hose (Sold by inch) (Part No.77125GL)

Straight Radiator Hose (Sold by inch)

from

$1.79
Designed for a wide range of light and heavy duty truck applications where the radiator hose routing is relatively straight, Dayco Heavy Duty Straight Radiator Hose is made with the highest quality woven mesh fabric reinforcement, neoprene cover, and nitrile tube compounds to withstand the most corrosive elements in diesel engines: oil, coolants, coolant additives, and temperature ranges of -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C). This hose meets SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • Meets SAE requirements J20R1, Class B Tube, Class C Cover, standard wall construction
  • Made with the highest quality woven mesh fabric reinforcement, neoprene cover, and nitrile tube compounds
  • Performs well in temperature ranges of -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C)
  • Withstands the most corrosive elements in diesel engines: oil, coolants, and coolant additives
  • PLEASE NOTE: Priced and sold by inch. See store for details.
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Dayco – Straight Radiator Hoses; EPDM Rubber, 1 Inch Inner Dia. (Sold by foot) (Part No.75100GL)

Straight Radiator Hoses; EPDM Rubber, 1 Inch Inner Dia. (Sold by foot)

from

$1.49
Designed to be used in applications with multiple and/or small radius bends that would cause regular straight hose to kink or collapse Dayco’s Heavy Duty Quick Fit Radiator Hose features one ply of fabric reinforcement applied over a fully embedded helical steel wire for increased strength and superior collapse resistance. The cover is made with the highest quality neoprene, developed to withstand the harshest environments found in heavy duty over-the-road and off-road applications. This hose meets the requirements for SAE J20R2, Class B Tube, Class C Cover, standard wall construction. This hose will withstand temperatures from -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C). Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • This hose meets the requirements for SAE J20R2, Class B Tube, Class C Cover, standard wall construction
  • Features one ply of fabric reinforcement applied over a fully embedded helical steel wire for increased strength and superior collapse resistance
  • The cover is made with the highest quality neoprene, developed to withstand the harshest environments found in heavy duty over-the-road and off-road applications
  • This hose will withstand temperatures from -40 Degree F (-40 Degree C) to +212 Degree F (+100 Degree C)
  • PLEASE NOTE: Priced and sold by inch. See store for details.
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