Shopping Cart

Your cart is empty.

Your cart is empty.

JoyTube 1-1/2 to 1-3/4 inch Radiator Hose Barb Adapter with 1/8' NPT Port, Coupler Splice Mend Coolant Intercooler Exchanger Heater Repair Hose Connector Water Fluid Air Aluminum

4.4 (2) Write Review
Free shipping on orders over $29.99

$16.59

$ 6 .99 $6.99

In Stock

About this item

  • This radiator 1-1/2" to 1-3/4 inch hose barb coupler with 1/8" NPT Port can be compatible with upper radiator hoses (factory LS vehicle size), and put your top radiator hose into 1/8 NPT port to feed crossover tube.
  • Heater hose connector with a hose flange to keep the coupler centered in the splice connection.
  • Wide application: used to repair or connect with radiator, brake booster, vacuum line hose and etc.
  • Made of durable and high-temperature aluminum with a long service.
  • The barb creates a better seal when used with a hose clamp.


Lightweight solid radiator hose barb is very high quality and works great for your heater core lines. Used for joining 2 hoses together or extend hose in a simple.


T. Franklin
2025-06-20 17:18:56
The product is good for what it is. However, make sure you check the interior threads. Mine was not cleaned up and could have destroyed a number of components if it was left alone and installed.
Don Edwards
2024-12-15 11:51:14
NICE PRODUCT LOCKS ON REAL NICE HAS GOOD HOLDING POWER, DO'S NOT NEED THE 1/8" PIPE THREAD FITTING IN THE CENTER
Recommended Products
Dorman 800-409HP Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select Models (OE FIX)

$19.50

$ 9 .99 $9.99

4.4
Select Option
Dorman 56360 Heater Hose Connectors - 3/4 In. Hose X 1/2 In. Npt X 1-3/4 In. Long Nipple Universal Fit

$6.50

$ 2 .99 $2.99

4.5
Select Option
Car Air Ducting Connector Straight Air Heater Duct Joiner Connector Pipe 2.95'' 80mm OD Black

$8.49

$ 3 .99 $3.99

4.7
Select Option
2Pcs 55354565 Throttle Valve Thermostat Body Heater Water Pipe Hose Connector, Replace Part # 55574685, 55569809, Fit for Chevrolet Cruze Sonic Trax Buick Encore

$7.99

$ 3 .99 $3.99

4.8
Select Option
626-001 Upgrade Aluminum Engine Heater Core Bypass Kit with 5/8' 3/4' Hose Fit for Most Common Heater Hoses (with seal tape & cap)

$16.95

$ 7 .99 $7.99

4.8
Select Option
KDP Automotive Heater Hose Connector, 5/8'X5/8'X5/8' Tee Barb Glass Filled Nylon PA66-GF33 Fitting for Heat/Coolant Vacuum line and Rubber Hose Black Air/Fuel/Water (Pack of 2)

$6.99

$ 2 .99 $2.99

4.5
Select Option
Dorman 47062 Heater Hose Connectors - 5/8 In. X 5/8 In. Elbow - Plastic Universal Fit

$7.05

$ 2 .99 $2.99

4.9
Select Option
2 PCS Car Heater Coolant Hose Connector, Plastic Thermostat Cover Connector, Replacement OEM Number 15032062 15151873 15151875 Parts, Compatible with Buick GMC Chevrolet Ford Lincoln (Black)

$8.99

$ 3 .99 $3.99

4.5
Select Option