OEM Honda & Acura Radiator Hoses
Radiator Coolant Hose Adapter
Acura
19503-5J2-A50
Engine cooling. 3.5L.
$9.43
MSRP $12.56
Save $3.13
24.9% Off 
Radiator Coolant Hose Adapter
Honda
19503-5J2-A50
9 speed trans. 2020-26. 2020-25.
$9.43
MSRP $12.56
Save $3.13
24.9% Off 
Radiator Coolant Hose Adapter
Acura
19585-6S9-A01
3.0L, auxiliary, lh side.
$4.38
MSRP $5.83
Save $1.45
24.9% Off 
Radiator Coolant Hose Adapter
Acura
19503-RNB-A01
2.0L. 2.4L 2013-15.
$77.51
MSRP $109.48
Save $31.97
29.2% Off 
Radiator Coolant Hose Bracket
Acura
19518-5G0-A00
Engine cooling. without hybrid.
$10.45
MSRP $13.93
Save $3.48
25% Off 
Drive Motor Inverter Radiator Hose
Honda
1J401-5K0-000
Outlet hose. 2.0L 2017, battery cooling. Inverter Cooling. To Drive Motor Inverter Cooler Water Pump Inlet.
$30.20
MSRP $43.02
Save $12.82
29.8% Off 
Drive Motor Inverter Radiator Hose
Honda
1J405-5K1-A00
2.0L 2017, battery cooling, to radiator. Inverter Cooling.
$11.36
MSRP $15.14
Save $3.78
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Why Radiator Hoses Are Critical for Cooling
Radiator hoses carry coolant between the radiator, engine, and water pump to keep temperatures stable. When hoses crack or leak, overheating can occur quickly, leading to costly repairs. Routine inspection and timely replacement are essential for cooling efficiency and long-term reliability.
Why Replace Radiator Hoses?
In the Honda Accord, radiator hoses are built to handle pressure and heat. Replacing them along with other parts like air filters helps sustain both cooling performance and engine health.
Signs of Worn Radiator Hoses
- Coolant leaks: visible puddles under the car.
- Swollen hoses: signs of internal weakening.
- Cracks or splits: caused by age and heat.
- Low coolant levels: indicating leaks.
- Steam from engine bay: severe hose failure.
Steps to Replace Radiator Hoses:
- Let the engine cool completely.
- Drain coolant from the radiator.
- Loosen clamps and remove worn hoses.
- Install new hoses securely with clamps.
- Refill coolant and check for leaks.
Healthy radiator hoses safeguard the entire cooling system. Order genuine replacements from Honda Acura Online for exclusive discounts. Need expert advice? Contact us here.