Search  for anything...

5/8" Heater Hose SAE J20R3 D2 Heater/Radiator Fuel Line 100PSI Working Pressure 20FT

  • Based on 45 reviews
Condition: New
Checking for product changes
$39.99 Why this price?
Holiday Deal · 13% off was $45.99

Buy Now, Pay Later


As low as $9 / mo
  • – 4-month term
  • – No impact on credit
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout. Payment plans are offered through our trusted finance partners Klarna, PayTomorrow, Affirm, Afterpay, Apple Pay, and PayPal. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product
This item's return window has been extended for the holiday season: Returnable until Jan 31, 2025

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: In Stock.
Fulfilled by Amazon

Arrives Wednesday, Jan 1
Order within 11 hours and 53 minutes
Available payment plans shown during checkout

Size: 5/8 20ft


Features

  • ID: 5/8" (16mm), OD: 0.94" (24mm), Length: 20 feet. Min Bending Radius: 72mm
  • EFFICIENT FUEL FLOW - Designed with a working pressure of 100psi and burst pressure of 300psi, the 5/8 heater hose guarantees strong performance and efficient fuel flow. It surpasses the SAE 20R3 Standard Wall Class D-2 requirements, ensuring consistent and reliable performance.
  • WIDE TEMPERATURE RANGE - This 5/8 coolant hose is engineered to withstand extreme temperatures ranging from -104F to 248F, making it suitable for use in various environments. The 5/8 heated hose excels in both hot and cold conditions, ensuring optimal performance.
  • PREMIUM CONSTRUCTION - The 5/8 fuel line is expertly crafted using high-quality materials, including a durable EPDM tube and two spiral layers. This ensures exceptional durability and performance, making it perfect for automotive and truck cooling system applications.
  • FOR MOST FLUIDS - The 5/8 radiator hose is compatible with popular coolants like LLC, OAC, and Sierra, as well as water, antifreeze, and other fluids. This makes it ideal for a wide range of applications, including hot water heaters, engine cooling systems, and connecting radiators to overflow reservoirs.
  • MULTIPLE USES - The SAE 20R3 fuel line is a versatile and reliable option for various automotive and industrial applications. It is the perfect choice for hot water heaters, engine cooling systems, connecting radiators to overflow reservoirs, and more.

Brand: Byredio


Material: EPDM


Color: Black


Product Dimensions: 240"L x 0.94"W


Item Weight: 2 Pounds


Maximum Pressure: 100 Pound per Square Inch


Outside Diameter: 24 Millimeters


Item Length: 2.4E+2 Inches


Manufacturer: Byredio


Brand: ‎Byredio


Material: ‎EPDM


Color: ‎Black


Product Dimensions: ‎240"L x 0.94"W


Item Weight: ‎2 Pounds


Maximum Pressure: ‎100 Pound per Square Inch


Outside Diameter: ‎24 Millimeters


Item Length: ‎2.4E+2 Inches


Manufacturer: ‎Byredio


Item Weight: ‎2 pounds


Manufacturer Part Number: ‎sku36-16mm 6m


Date First Available: May 4, 2024


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Jan 1

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • worked
Size: 1 inch 10ft
good hose
Reviewed in the United States on August 14, 2024 by Amazon Customer

  • Good heavy duty hose.
Size: 1 inch 10ft
Good value for the $$ . Works great for my application. Very well made heavy duty.
Reviewed in the United States on July 18, 2024 by WHEELS1979

  • Great Quality
Size: 3/4 20ft
Great quality
Reviewed in the United States on July 23, 2024 by Amazon Customer

  • GREAT
Size: 1 inch 10ft
THIS HEATER HOSE WORKED GREAT FOR MY DISHWASHER DRAIN HOSE
Reviewed in the United States on April 18, 2024 by RONALD A.

  • Strong yet flexible
Size: 5/8 10ft
Used this to extend coolant loop on MB Sprinter to a water heater behind driver seat. Lines were clean and easy to route. The clamping seems very firm/robust and no leaks
Reviewed in the United States on October 19, 2023 by Matt Newman

Can't find a product?

Find it on Amazon first, then paste the link below.