Dayco Molded Heater Hose EPDM Rubber, 5/8 Inch Diameter, 18 Inch Length, 80403
In stock
$13.29
Listed as compatible with this vehicle by the retailer feed.
Check price2003 Dodge Ram 3500 Coolant Hoses
18 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Gates Molded 90 Degree Heater Hose, 28469
In stock
$20.29
Listed as compatible with this vehicle by the retailer feed.
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Dayco Molded Heater Hose EPDM Rubber, 5/8 Inch Diameter, 14 1/2 Inch Length, 87887
In stock
$21.29
Listed as compatible with this vehicle by the retailer feed.
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Gates Premium Molded Heater Hose, 19213
In stock
$23.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Standard Reservoir Cap, T134
In stock
$24.29
Listed as compatible with this vehicle by the retailer feed.
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Gates Premium Molded Heater Hose, 19168
In stock
$26.99
Listed as compatible with this vehicle by the retailer feed.
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Gates Premium Molded Coolant Hose, 22777
In stock
$27.49
Listed as compatible with this vehicle by the retailer feed.
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Dayco Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17" Long, 1.75" Diameter, E72183
In stock
$28.99
Listed as compatible with this vehicle by the retailer feed.
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Gates Premium Molded Coolant Hose, 22892
In stock
$29.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Molded Heater Hose EPDM Rubber, 5/8 Inch Diameter, 12 Inch Length, 80401
In stock
$29.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Molded Heater Hose EPDM Rubber, 21/32 Inch Diameter, 10 3/4 Inch Length, 87925
In stock
$31.49
Listed as compatible with this vehicle by the retailer feed.
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Dayco Molded Heater Hose EPDM Rubber, 5/8 Inch Diameter, 6 Inch Length, 80400
In stock
$31.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Curved Radiator Hoses: EPDM Rubber, Standard Duty, 21" Long, 1.69" Diameter, E72357
In stock
$37.99
Listed as compatible with this vehicle by the retailer feed.
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Gates Premium Molded Coolant Hose, 22893
In stock
$38.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13.75" Long, 2" Diameter, E70739
In stock
$42.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Molded Heater Hose EPDM Rubber, 5/8 Inch Diameter, 19 Inch Length, 87684
In stock
$49.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Curved Radiator Hoses: EPDM Rubber, Standard Duty, 13" Long, 1.94" Diameter, D72241
In stock
$51.99
Listed as compatible with this vehicle by the retailer feed.
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Dayco Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19" Long, 1.75" Diameter, E72184
In stock
$89.99
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.