NEW HVAC HEATER CORE This is a listing for a brand new replacement HVAC Heater Core(HVAC Heater Core) UAC is the premier aftermarket brand in the industry with over 30 years of experience. Applications: 2013-2016 Mazda CX-5 2.0L 2014-2016 Mazda CX-5 2.5L OEM and Competitor Interchange: Mazda: KD4561A10A Trad Automotive: 200422 UAC: HT 399428C Technical Specifications: Height (mm): 275 Width (mm): 173.