When Gideon wants to turn on some music in the police cruiser, he asks Murphy if she knows the Dimestore Darlings. Justin Kirk was a member of the Dimestore Darlings, a New York based rock band active during the mid 90's.
When they finally find the car that was used for the pharmacy robbery, the serial number was filed off. They can do one of two things, X-ray or brush acid onto the filed serial number. This is a billionaire , he should know all sorts of tricks.
During the car chase in the middle of the episode, the Dodge Charger shown alternates between the '06-'10 body style , the '11-'13 body style, and the '14-'15 body style.