1978 BMW 633CSi Radiator Hoses

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Keep Your 1978 BMW 633CSi in Top Shape with Quality Radiator Hoses

Whether you’re repairing or upgrading your Radiator Hose, using high-quality parts is key to keeping your 1978 BMW 633CSi looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including By-Pass Hoses and Coolant Hoses. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1978 BMW 633CSi Radiator Hose at Advance Auto Parts is around $16.29, with a range that starts at $16.29. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.25" Long, 1.50" Diameter and Curved Radiator Hoses: EPDM Rubber, Standard Duty, 6.25" Long, 1.56" Diameter start at just $16.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Radiator Hose, don’t forget to check out other key components like Engine Cooling Hoses and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 1978 BMW 633CSi in peak condition, inside and out.

Essential 1978 BMW 633CSi Radiator Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 6.25" Long, 1.56" Diameter (Part No.B70887)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 6.25" Long, 1.56" Diameter

from

$16.29
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
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Gates – Premium Molded Coolant Hose (Part No.21953)

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:
  • Materials specifically designed to resist collapse under vacuum
  • Designed to resist electrochemical degradation, which is the primary cause of hose failure
  • Pre-shaped to fit and ensure a perfect seal
  • 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 clamps and connectors every 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, 16.50" Long, 1.50" Diameter (Part No.D70684)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16.50" Long, 1.50" Diameter

from

$15.99
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, 18.75 Inch Long, 1.75 Inch Inner Dia. (Part No.81341)

Flex Radiator Hoses; EPDM Rubber, 18.75 Inch Long, 1.75 Inch Inner Dia.

from

$18.99
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
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.25" Long, 1.50" Diameter (Part No.D70885)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.25" Long, 1.50" Diameter

from

$16.29
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

Most Popular By-Pass Hose for 1978 BMW 633CSis

Enhance your 1978 BMW 633CSi with this popular By-Pass Hose we have in stock, for $16.29.

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 6.25" Long, 1.56" Diameter (Part No.B70887)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 6.25" Long, 1.56" Diameter

from

$16.29
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

Best-Selling 1978 BMW 633CSi Coolant Hose

Upgrade your 633CSi with our best-selling Coolant Hose.

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.25" Long, 1.50" Diameter (Part No.D70885)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 15.25" Long, 1.50" Diameter

from

$16.29
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

FAQs for 1978 BMW 633CSi Radiator Hoses

What are the best-selling Radiator Hoses for 1978 BMW 633CSis?

Out of 2 Radiator Hoses that fit 1978 BMW 633CSis, the following parts are the top sellers:

What is the average price of a Radiator Hose for a 1978 BMW 633CSi?

The average price for Radiator Hoses for the 1978 BMW 633CSi is $16.29. Keep in mind the variety of part types within our Radiator Hose category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Radiator Hoses for other BMW 633CSi model years?

Yes, we carry Radiator Hoses for 5 model years of BMW 633CSis between 1979 and 1984. The following model years are the most popular for Radiator Hose purchases: 1984, 1983, 1982, 1981, 1980, and 1979.

What are the cheapest Radiator Hoses for my 1978 BMW 633CSi?

Does Advance Auto Parts sell Radiator Hoses for any other 1978 BMW models?

Yes. We stock Radiator Hoses for 3 other popular 1978 BMW models. Some of the most popular are 1978 530i Radiator Hoses, 1978 320i Radiator Hoses, 1978 733i Radiator Hoses, and 1978 630CSi Radiator Hoses.

What types of Radiator Hoses do you sell for my 1978 BMW 633CSi?

As of 3/1/26, these are some of the most in-demand types of Radiator Hoses for a 1978 BMW 633CSi:

Can I get help with 1978 BMW 633CSi Radiator Hose orders?

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

What is your return policy for BMW 633CSi Radiator Hoses?

Advance Auto Parts keeps returns simple. For new BMW 633CSi Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.