Alfa Romeo to Debut 159 with new 200HP 1.8-liter Turbo Engine in Geneva .fullpost{display:inline;} Alfa Romeo's stylishly good looking 159 will benefit from the addition of the Fiat Group's all-new 1.8 Di Turbo Jet petrol unit this year. According to Carscoop sources, the first turbocharged (petrol) mid-size Alfa since the demise of the Tempra 155 Q4 back