2015 Porsche Macan with R-134a A/C System;. 2016 Porsche Macan with R-134a A/C System;. 2017 Porsche Macan Submodel: GTS; Engine: 3L V6 GAS; EngineCode: DCNA; FuelSystem: DI; with R-134a A/C System;. 2017 Porsche Macan Submodel: S; Engine: 3L V6 DIESEL; EngineCode: CNRB; FuelSystem: MFI; with R-134a A/C System;.