Amends the Illinois Vehicle Code. Increases the penalties for aggravated fleeing or attempting to elude a peace officer from a Class 4 felony for a first violation to a Class 2 felony and from a Class 3 violation for a second or subsequent offense to a Class 1 felony. Amends the Code of Criminal Procedure of 1963. Defines "forcible felony" for the purposes of detainable offenses to include aggravated fleeing or attempting to elude a peace officer.