1988 Cadillac DeVille Radiator Hoses

Keep Your 1988 Cadillac DeVille 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 1988 Cadillac DeVille looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including By-Pass 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.

Top-Rated Radiator Hoses from Trusted Brands

Looking for a reliable Radiator Hose? We’ve got you covered with options from brands you know and trust like Dayco. For example, Dayco Radiator Hoses start at just $19.49 with an average 4.5 star rating. With over 27 reviews and a solid 5 star average, you can shop with confidence knowing other Cadillac DeVille owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1988 Cadillac DeVille Radiator Hose at Advance Auto Parts is around $10.74, with a range that starts at $1.99 and goes up to $19.49. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) start at just $1.99 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 Belt Tensioners and Pulleys. At Advance Auto Parts, we’re here to help you keep your 1988 Cadillac DeVille in peak condition, inside and out.

Essential 1988 Cadillac DeVille Radiator Hoses

Gates – Premium Molded Heater Hose (Part No.19605)

Premium Molded Heater Hose

from

$27.49
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • It has all the quality features of Gates molded coolant hose and is similar to OEM specifications
  • Engineered to resist electrochemical degradation – the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature range -40 degrees F to +275 degrees F (-40 degrees C -135 degrees C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transportation applications.
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 12 Inch Length (Part No.80401)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 12 Inch Length

from

$18.49
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 3.25" Long, .63" Diameter (Part No.A70001)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 3.25" Long, .63" Diameter

from

$6.99
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 – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length (Part No.80400)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length

from

$19.49
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
See More

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot)

from

$1.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs 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)
  • CAUTION: 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 – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 24 Inch Length (Part No.80404)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 24 Inch Length

from

$20.79
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
See More

Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 17 1/2 Inch Length (Part No.87841)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 17 1/2 Inch Length

from

$19.29
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length (Part No.87661)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length

from

$46.99
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Gates – Green Stripe Heavy-Duty Vulco-Flex Coolant Hose (Part No.26501)

Green Stripe Heavy-Duty Vulco-Flex Coolant Hose

from

$29.99
Heavy-duty flexible hose designed to replace straight or curved coolant hoses. The benefit is maximum coverage with minimum inventory. Hose inside diameter remains constant from end to end. No convolutions inside hose so tube is smooth, allowing free coolant flow. Approved for marine applications.

Product Features:
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • The steel wire spiral allows them to take on multiple shapes without bending or crushing
  • EPDM tube and neoprene cover for longer life
  • Polyester fabric-ply reinforcement vulcanizes into shape without unnecessary strain on connections
  • Heat, oil and ozone resistant
  • Performs to SAE 20R5 Type EC Class D-2 specifications
  • Temperature range -40 degrees F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Warning: Do not use for fuel or oil transfer applications
  • Caution: Do not use for fuel or oil transfer applications.
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Most Popular By-Pass Hoses for 1988 Cadillac DeVilles

Enhance your 1988 Cadillac DeVille with one of the 2 By-Pass Hoses we have in stock, starting at just $1.99.

Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length (Part No.80400)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length

from

$19.49
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
See More

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot)

from

$1.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs 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)
  • CAUTION: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
See More

Top-Rated Radiator Hose Brands For Your 1988 Cadillac DeVille

When it comes to finding the perfect Radiator Hose for your 1988 Cadillac DeVille, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Radiator Hose brands including Dayco, and more, all known for their exceptional customer ratings (average brand rating of 4.5 stars) and competitive prices, as low as $19.49. Purchasing a Radiator Hose from us here at Advance Auto Parts is a smart move for both you and your 1988 Cadillac DeVille, providing peace of mind with parts that meet or exceed OEM standards.

Popular Dayco 1988 Cadillac DeVille Radiator Hoses

If you’re looking for a top-quality Radiator Hose for your 1988 Cadillac DeVille, Advance Auto Parts has exactly what you need with our selection of Dayco Radiator Hoses. We have 1 Dayco Radiator Hoses in stock for this fitment, all known for their durability and precision fit. With prices starting at just $19.49, you’ll find the perfect Radiator Hose for your needs and budget. Dayco Radiator Hoses for the 1988 Cadillac DeVille come highly rated, with over 27 customer reviews and an impressive average rating of 4.5 stars. Choosing a Dayco Radiator Hose from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length
from $19.49
(27)
Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length
“Great price and fitment!”

FAQs for 1988 Cadillac DeVille Radiator Hoses

What are the best-selling Radiator Hoses for 1988 Cadillac DeVilles?

Out of 2 Radiator Hoses that fit 1988 Cadillac DeVilles, the following parts are the top sellers:

What’s the price range for 1988 Cadillac DeVille Radiator Hoses?

The prices of Radiator Hoses for the 1988 Cadillac DeVille range from $1.99 up to $19.49 for the most premium parts.

What is the average price of a Radiator Hose for a 1988 Cadillac DeVille?

The average price for Radiator Hoses for the 1988 Cadillac DeVille is $10.74. 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 Cadillac DeVille model years?

Yes, we carry Radiator Hoses for 45 model years of Cadillac DeVilles between 1953 and 2005. The following model years are the most popular for Radiator Hose purchases: 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Radiator Hoses for my 1988 Cadillac DeVille?

The cheapest 1988 Cadillac DeVille Radiator Hoses we carry are:

Does Advance Auto Parts sell Radiator Hoses for any other 1988 Cadillac models?

Yes. We stock Radiator Hoses for 5 other popular 1988 Cadillac models. Some of the most popular are 1988 Eldorado Radiator Hoses, 1988 Seville Radiator Hoses, 1988 Fleetwood Radiator Hoses, 1988 Brougham Radiator Hoses, and 1988 Cimarron Radiator Hoses.

What are the top-rated Radiator Hoses that fit the 1988 Cadillac DeVille?

The one 1988 Cadillac DeVille Radiator Hose we have in stock is the Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot). It costs $1.99.

What types of Radiator Hoses do you sell for my 1988 Cadillac DeVille?

We currently have just 1 Radiator Hose in stock for a 1988 Cadillac DeVille, and as of 11/2/25, it is a By-Pass Hose.

Can I get help with 1988 Cadillac DeVille Radiator Hose orders?

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

What is your return policy for Cadillac DeVille Radiator Hoses?

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