The money was found during a stop and search operation in Walkinstown
Gardaí in Dublin have seized an estimated €350,000 in cash, in an operation targeting gangland activity.
The money was found when Gardaí stopped and searched a number of people and vehicles in the Walkinstown area of Dublin today.
Three men in their 40s have been arrested for money laundering offences.
They're being detained under Section 4 of the Criminal Justice Act, at Crumlin and Ronanstown Garda Stations.
The operation involved members of the Garda Drugs & Organised Crime Bureau and the Special Crime Task Force.