1. Air Conditioning & Heating - Commercial Truck Parts For Sale.
  2. sku: 8085572558175603
  3. DAYCO 87991

DAYCO 87991 Heater Hose 036687961419

87991 Dayco Molded Heater Hose

( Brand: Dayco ), ( Manufacturer Part Number: 87991 ), ( Part Type: Heater Hose ), ( Product Type: A/c Heating ), ( UPC: 036687961419 ), ( Fitment Type: Vehicle Specific ), ( Compatible Make S : Toyota ), ( Compatible Model S : Prius, Prius Plug-in, Prius V ), ( Product Subtype: Heater Hoses, Pipes ), ( Product Details: Hvac Heater Hose ), ( Department: Replacement )

Review DAYCO Molded Heater Hose

The Dayco 87991 Heater Hose is an essential automotive component designed to transport coolant from the engine to the heater core, providing warmth to the vehicle's interior. This premium quality heater hose is engineered to meet or exceed original equipment specifications, ensuring a reliable and efficient heating system.

The Dayco 87991 Heater Hose is constructed with a rugged, reinforced design that can withstand the rigors of daily driving. It features a spiral-wound, stainless steel reinforced wrap that provides superior strength and durability. This reinforcement helps prevent the hose from collapsing under vacuum and ensures that it can withstand the high pressures and temperatures associated with coolant systems.

The hose is also equipped with a high-temperature, resilient rubber cover that provides excellent resistance to the elements and protects against leaks. The cover is specifically formulated to withstand temperatures up to 225 F (107 C), making it ideal for use in a wide range of automotive applications.

The Dayco 87991 Heater Hose is designed to be a direct replacement for original equipment, making installation easy and straightforward. It comes complete with all necessary fittings, which are engineered to provide a secure and leak-free connection. The hose is also available in various lengths, ensuring that it will fit a wide range of vehicles.

In summary, the Dayco 87991 Heater Hose is a high-quality, reliable, and durable automotive component that is designed to keep your vehicle's heating system functioning efficiently. Its rugged construction, spiral-wound reinforcement, and high-temperature rubber cover make it an excellent choice for both professional mechanics and DIY enthusiasts. With its easy installation and availability in various lengths, the Dayco 87991 Heater Hose is an essential addition to any automotive toolbox or parts inventory.

Dayco 87991 Heater Hose: A Detailed Analysis

The Dayco 87991 heater hose is a popular aftermarket replacement option for vehicles in need of a new heater hose. Replacing a faulty heater hose can help improve the overall performance of your vehicle's heating system. In this analysis, we will discuss the pros and cons of purchasing a Dayco 87991 heater hose to help you make an informed decision.

Pros:

1. High-quality materials: The Dayco 87991 heater hose is made from high-quality materials, ensuring durability and resistance to leaks and cracks. It is designed to withstand the extreme temperatures that come with a vehicle's heating system.

2. OEM-grade fit and function: Dayco is known for producing OEM-grade parts, and the 87991 heater hose is no exception. It is engineered to fit and function like the original equipment, ensuring a seamless replacement experience.

3. Affordable: Compared to other aftermarket heater hose options, the Dayco 87991 heater hose is relatively affordable. It provides a cost-effective solution for those in need of a new heater hose.

4. Easy installation: The Dayco 87991 heater hose is designed for easy installation, making it a convenient choice for DIYers and professional mechanics alike.

Cons:

1. Limited compatibility: The Dayco 87991 heater hose is only compatible with certain vehicle makes and models. It is essential to ensure that this specific part number matches your vehicle before making a purchase.

2. No additional features: Unlike some aftermarket heater hoses, the Dayco 87991 does not come with any additional features, such as insulation or reinforced clamps.

In conclusion, the Dayco 87991 heater hose is a reliable and affordable option for those in need of a new heater hose. Its high-quality materials, OEM-grade fit and function, and easy installation make it an attractive choice for many. However, its limited compatibility and lack of additional features are worth considering before making a purchase.

If you are confident that the Dayco 87991 heater hose is compatible with your vehicle and you are looking for a durable and cost-effective replacement option, then this part may be an excellent choice for you. If you require additional features or are unsure of the compatibility, it may be worth exploring other options. Ultimately, the decision depends on your specific needs and budget.

Details:

Contains Protective Sleeve: Y. Hose Type: Single.D. And how do you know if you re getting the best price. Molded Heater Hose 87991 by Dayco.

Contains Heat Shield: N. End 1 Inside Diameter: 5/8. Specifications: Color: Black. Designed to keep your A/C system in top shape.

length : 30 1/2. Location: Inverter Cooling Hose-3. Do you detect the sweet smell of antifreeze in cabin or see green liquid on floor. Material: EPDM.

Are you shivering behind the wheel in winter, or sweating traffic summer. Do you recognize the name on box. The finest quality at a great price. Features: Premium parts you can rely on.

part #: 87991 prices

  • $50.00-$85.17

specifications aiconditioni:

  • brand: Dayco
  • mpn: 87991
  • part type: Heater Hose
  • product type: A/c Heating
  • upc: 036687961419
  • fitment type: Vehicle Specific
  • compatible make s : Toyota
  • compatible model s : Prius, Prius Plug-in, Prius V
  • product subtype: Heater Hoses, Pipes
  • product details: Hvac Heater Hose
  • department: Replacement

returns aiconditioni:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

payments aiconditioni:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

offer aiconditioni:

  • availability: In Stock
  • started: October 28, 2025
  • options: Ship-to-home
  • sold: 0
  • quantity: 3

general aiconditioni:

  • Commercial Truck Parts > Air Conditioning Heating > A/C Hoses Fittings
  • condition: New

shipping aiconditioni:

  • class: Standard
  • carrier: FedEx
  • type: Fixed
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 3-7 Days

seller aiconditioni:

  • # reviews: 350399
  • rating: 97.8%
  • city: Rockville Centre, New York
part type: heater hose, product type: a/c heating, fitment type: vehicle specific, compatible make s: toyota, compatible model s: prius, prius plug-in, prius v, product subtype: heater hoses, pipes, product details: hvac heater hose, department: replacement,
category: auto parts > commercial truck parts > air conditioning heating > a/c hoses fittings, sku: 8085572558175603,
Dayco 87991 Is Similar To:
  • (50% similar) For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Location: heater outlet. This small diameter heater hose is manufactured with the knitted reinforcement and edm construction, which ensures exceptional ...(August 15th, 2019)
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  • (50.6% similar) Do recognize name on box. How know re getting best price. For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Location: water pump to block. Specifications: hose type: dual. This small diameter heater hose is ...(March 23rd, 2020)
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  • (50% similar) Specifications: color: black contains heat shield: no protective sleeve: end 1 inside diameter: 5/1 6/2 outside 8 material: edm hose type: single. For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Do ...(September 3rd, 2020)
  • (68.7% similar) And how do you know if you re getting the best price. Do you recognize the name on box. Contains protective sleeve: no. Notes: cut to fit. Location: heater to thermostat. End 2 inside diameter: 5/8. Sae specification: J20R3 class D-1, J1684 type ec. Features: designed to replace oem coolant hose. ...(August 7th, 2023)
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  • (68.7% similar) Contains protective sleeve: no. Contains heat shield: no. Sae specification: J20R3 class D-1, J1684 type ec. And how do you know if you re getting the best price. Small id hvac heater hose 87685 by Dayco. Features: premium parts you can rely on. Material: edm. The finest quality at a great price. ...(January 4th, 2025)
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5 offers $50.00–$85.17 USD
  • New. Offer #1 priced at $85.17 + $0.00 shipping estimate = $85.17* total. Don't worry. HVAC Heater Hose.FREE SHIPPING
  • New other (see details). Offer #2 priced at $50.00 + $0.00 shipping estimate = $50.00* total. NAPA 16459 Toyota Prius Plug-In (2012-2015).FREE SHIPPING
  • New. Offer #3 priced at $69.44 + $0.00 shipping estimate = $69.44* total. FREE SHIPPING
  • New. Offer #4 priced at $131.99 + $0.00 shipping estimate = $131.99* total. Part Numbers Small I.d.FREE SHIPPING
  • New. Offer #5 priced at $73.43 + $0.00 shipping estimate = $73.43* total. FREE SHIPPING

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