A cloned lorry "full to the brim" with stolen boilers was stopped by Derbyshire Police on the M1.
Derbyshire Roads Policing Unit said two people have now been arrested during the operation overnight.
The boilers where stolen from a heavy goods vehicle in Staffordshire - the property has now been recovered.
A spokesman said: "Welcoming committee arranged for their arrival into Derbyshire. Two arrested. Property and vehicle recovered."