Carquest Standard Thermostat: With Seal, 180 Degrees, 15138
In stock
$30.49
Listed as compatible with this vehicle by the retailer feed.
Check price2018 Kia Rio Thermostats
3 products listed as compatible with this vehicle by the retailer feed.
Motorad Standard Thermostat: With Seal, 180 Degrees, 726-180
In stock
$31.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Carquest Coolant Housing/Water Outlet, CH3123
In stock
$86.99
Listed as compatible with this vehicle by the retailer feed.
Check price
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.