The 2001 Saturn SL1 is a 4-door, 5-seat Sedan, available in 2 trims, ranging from the Base to the Base. Upon introduction, the $11,630 Base is equipped with a standard 1.9L, 4-cylinder, engine that achieves 29-mpg in the city and 40-mpg on the highway. a Manual transmission is standard. The $12,490 Base is equipped with a standard 1.9L, 4-cylinder, engine that achieves 27-mpg in the city and 37-mpg on the highway. an Automatic transmission is standard.