Letterkenny Roads Policing Unit detected a vehicle travelling at 130km/h in a speed zone of 60km/h in the early hours of yesterday morning.
The motorist failed to stop when signalled to do so and instead continued on at excessive speed.
Gardaí stopped the vehicle a short time later and they arrested the driver on suspicion of drink driving.
They also discovered that they were not insured.
This driver has been charged to appear in court.
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