They were conducting radar enforcement on the 401 near Duart around 5 pm, when they clocked a guy doing over 180 kilometres per hour.
150 would have meant a stunt driving charge.
Police arrested 20 year old Ahmed Agha of Mississauga.
He has a court date October 31st.
In the meantime his car is impounded and license suspended for 7 days.
If convicted he faces up to 6 months in jail and a fine ranging from 2-10 thousand dollars.