There should be 2.2 poles in the radiator cooling vent for Kia. Factory parts for 3.5 Sorento will suit best. 3.5 volume engines with model number G6CU of 2006 year of production are highly demanding in service. If you possess Kia Sorento, you might need to replace radiator fan.
The nominal work of vent in Kia Sorento is to lower temperature of coolant. It’s impossible to drive 2006 Kia Sorento comfortably with different accessories.