Officers stopped a Polish registered truck which came on a ferry from France and found the cigarettes within its load.
They have a retail value of €2.4 million, which is a potential loss to the exchequer of over 1.8 million.
A man in his 40s is being questioned as part of the investigation.
Wicklow Hails Role Model Warren Kavanagh Who Calls Time On Successful Career
Glenealy defender captained the Garden County to the 2019 Allianz League title and was named Wicklow senior hurler of the year in 2018
Wicklow Councillors Split On Local Property Tax Rates
Will your property tax go up? Wicklow councillors will decide on Friday.
Wicklow's Jack Reynor To Be Honoured In Los Angeles
County Wicklow star to receive Oscar Wilde Award
Ominous Soundtrack Drowns Out Councillor's Message As Row Over Council Rent Hikes Rumbles On
A Bray councillor's TikTok about controversial new council rent scheme became a talking point for the wrong reasons, after the music he added overshadowed what he was saying.
East Coast FM's Jack Massey Among Ten Selected for the Learning Waves Journalism Graduate Programme
East Coast FM's Jack Massey Among Ten Selected for the Learning Waves Journalism Graduate Programme
10:00pm - 1:00am
Relaxing favourites with Traic O'Braonain
Heavy rain shower
High: 15°C | Low: 15°C
Heavy rain shower
High: 14°C | Low: 14°C
Heavy rain shower
High: 15°C | Low: 13°C
Sunny intervals
High: 15°C | Low: 13°C
Sunny intervals
High: 15°C | Low: 13°C