A 19-year-old was arrested and hit with a slew of assault charges Thursday in connection with the mob beatdown of a couple during an out-of-control illegal car meet-up in Queens last month, according to authorities.

Justin Aguilera was charged with gang assault, assault, riot, and trespassing for his alleged role in attacking a husband and wife on Nov. 22 when a mob of rowdy drivers took over a street corner in Malba and lit a parked car on fire, the NYPD announced on Thursday.

While cops escorted Aguilera out of the NYPD’s 109th Precinct stationhouse Thursday night, the teenage thug hung his head low and shot the occasional piercing glare at snapping photographers and reporters.

The shocking assault unfolded when a bunch of out-of-control drivers descended on South Drive and 141st S

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