Reach the indicated rank to have the corresponding vehicle available in the police garage.

Detective Rank 1: 6.5L V8 Custom SUV
Detective Rank 2: 5.4L SC V8 Coupe
Detective Rank 3: 2.5L L4 Sedan
Detective Rank 4: 6.0L V8 Coupe
Detective Rank 5: 3.5L V6 Sedan