Pontiac Bonneville (ninth generation, 1992 to 1999)

The ninth generation Bonneville debuted on February 8, 1991 at the 1991 Chicago International Auto Show, with sales launching in July 1991 for the 1992 model year, with an aerodynamic drag coefficient of 0.305, a trunk pass through and a naturally aspirated 3.8 liter V6 or its supercharged variant. It was developed from 1986 to early 1991 under program director Dave Mitchell, with the final design by John Folden. Its model years run from 1992 to 1999.