Thousands of pounds-worth of illegal vapes, cigarettes and tobacco were impounded from a shop in Castle Bromwich.
Officers from the Smith's Wood and Castle Bromwich neighbourhood team joined Solihull Trading Standards to swoop the shop on March 7.
Police found more than 25,000 illegal cigarettes and 1,200 vapes as well as 80 bags of tobacco. They said the shop had been an "ongoing matter of concern in the area".
The force said the visit was part of ongoing work against illegal and counterfeit vapes and tobacco, which can contain dangerous quantities of harmful substances.
Insp Andy Bridgewater said: "We are delighted with these results.
"We know this is an ongoing matter of concern in the area, so we hope this reassures people living in the north of the borough of how seriously we and our colleagues from the local authority take it.
"Operations like this require information from the public on any suspicious activity."
Cllr Wazma Qais, cabinet member for communities at Solihull Council, said: "The visit to this...