 The last version of 3.2 L engine was Euro4 compliant, so it would have been possible to produce it a couple of years more.The engine's designer Giuseppe Busso died within couple of days after the last engine was produced in Arese.Since 2015, Fiat Powertrain manufactures the all-new, Ferrari-derived 90° V6 Biturbo engine for the Giulia Quadrifoglio and Stelvio Quadrifoglio.