Police are urging residents to remain vigilant following an increase in in the number of catalytic converter thefts across the county.
Over the past week officers have received at least nine reports of catalytic converter thefts in Handforth, Northwich, Middlewich, Warrington and Holmes Chapel.
The offenders have targeted a number of vehicles including Honda Jazz, Toyota Auris, Honda Accord and Toyota Corolla.
The first incident in Handforth occurred on Kiln Croft Lane on Friday, 29th January with a second incident on Wallingford Road in Handforth on Monday, 1st February.
Inspector Anton Sullivan, of Cheshire Constabulary's Roads and Crime Unit, added: "Catalytic converter thefts are on the rise across the country, with offenders predominantly targeting hybrid vehicles.
"I would like to reassure residents that we are doing all we can to identify those responsible and bring them to justice.
"At this time our enquiries in relation to these recent incidents remain ongoing and we are keeping an open mind as to whether they are linked.
"Car owners can also play a significant role in tackling catalytic converter thefts by being vigilant, reviewing any security measures they have in place and calling the police on 101 as soon as possible if they see anyone removing catalytic converters or acting suspiciously in car parks, on driveways or anywhere else where vehicles are left.
"In addition, we urge scrap metal dealers to be mindful if they are ever offered catalytic converters or exhaust systems and to contact us if they suspect that they could have been stolen."
Anyone with any information or footage regarding catalytic converter thefts in Cheshire is asked to call 101, give the details online or contact Crimestoppers anonymously on 0800 555 111.