Samuel Villar, of Somerset, pleaded guilty to first-degree aggravated manslaughter, stemming from the Route 9 crash that killed Arturo Tlapa Luna, of Freehold.
Anthony and Doreen Acciardi and their two adult sons have been hit with a new host of charges, including racketeering, for illegal activities that netted millions of dollars.
Anthony Burke was arrested days after prosecutors said he pulled over a driver and stole their cell phone, pretending to be a police officer in Freehold.