A driver told police they 'couldn't explain' where more than £100,000 had come from.
Officers from the Roads Crime Unit confirmed they pulled over a car at around 3.50pm, on Wednesday, February 9, on behalf of HMRC.
The driver had been travelling in a black Range Rover along the M6 and was stopped at Sandbach Services.
READ MORE: Student charged over hospital rampage against medics and police
When searching the car, police found £125,000 in the boot.
The driver was asked where the stacks of money had come from but told officers he 'couldn't explain.'
Cheshire police told the ECHO no arrests have been made but the cash was seized and passed onto HMRC.
North West Motorway Police (NWMP) shared a picture of the stacks of money wrapped with elastic bands laid out in the boot.
The money appeared to be separated into stacks of £50 notes, £10 notes and £20 notes.
Tweeting about the find, spokesperson for NWMP said: "A late Good Evening from A Block - Rach and Meg with you until 7am.
"Our Cheshire Roads Crime Unit Patrols stopped a vehicle earlier at Sandbach Services, located £125,000 in the vehicle, driver couldn't explain where it had come from."
Receive newsletters with the latest news, sport and what's on updates from the Liverpool ECHO by signing up here