2006 Western Star 4900 Heater Cores
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- Four Seasons®HVAC Heater CoreWestern Star 4900EX / 4900FA / 4900SA 2006, HVAC Heater Core by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right...OE style molded connectorsPrecision engineered$151.30