2008 Pontiac Grand Prix
The 2008 Pontiac Grand Prix is a 4-door, 5-seat Sedan, available in 2 trims, ranging from the Base to the GXP. Upon introduction, the $22,210 Base is equipped with a standard 3.8L, 6-cylinder, engine that achieves 18-mpg in the city and 28-mpg on the highway. an Automatic transmission is standard. The $29,325 GXP is equipped with a standard 5.3L, 8-cylinder, engine that achieves 16-mpg in the city and 25-mpg on the highway. an Automatic transmission is standard.