Police are looking for thieves who took catalytic converters from two vehicles in the Deepings area at the weekend.
A white Citreon Despatch van parked on a drive in Godsey Crescent, Market Deeping, was targeted overnight between Saturday and Sunday.
Meanwhile, a convertor was also stolen from a silver Seat Alhambra parked in Swift Close, Deeping St James, during the same period.
Anybody with information should call 101.