Common Maserati Biturbo and her derivative models sold in Singapore in the past.
Maserati 222SR 1991 edition
(Saw one or two on the road today)
Maserati Spyder 2.5 1988 edition
"98 right-hand drive cars produced between 1986 and 1988"
(There were 4 in Singapore. I have fond memories of her. Should be left with one on the road today)
Maserati Spyder 2.0 1993 edition
"Only 7 RHD versions produced bet. 1991-1994"
(Singapore had 2 of these, IIRC)
Maserati 2224v 1991 Edition
(Unsure of the existence today)
Maserati 424v, known in SG as the 430 2.8L 1991 Edition
Maserati Ghibli GT 1994 edition
(AFAIK, one left in SG, driven by a pilot)
Pictures are courtesy of Maserati SpA.
Feel free to add on models I have missed.