Spectra Premium 98145 HVAC Heater Core. HVAC Heater Core. Fits the following vehicles: 2015-2018 Chevrolet Silverado 2500 HD, 2015-2018 Chevrolet Silverado 3500 HD, 2014-2018 GMC Sierra 1500, 2015-2018 Chevrolet Silverado 3500, 2014-2018 Chevrolet Silverado 1500, 2015-2018 GMC Sierra 3500 HD, 2015-2018 GMC Sierra, 2015-2018 GMC Sierra 2500 HD, 2017 Chevrolet Silverado 2500.
