A major P operation has been shut down in West Auckland.
Three men have been charged after the National Organised Crime Group uncovered a large methamphetamine lab at a property in Muriwai.
The Armed Offenders Squad assisted police in a search of the address and three people were found at the property.
Two men, aged 35 and 37, have been arrested and charged in relation to manufacturing methamphetamine and possession for supply of methamphetamine and will appear in the Waitākere District Court today.