The seizure of more than 3,000 Gibson guitars through the L.A.-Long Beach port complex is the largest counterfeit musical instrument seizure on record, authorities said.

More than 3,000 counterfeit Gibson guitars were found in shipments coming to the United States from Asia through the Los Angeles/Long Beach port complex, U.S. Customs and Border Protection officials said.

Worth an estimated $18 million if authentic, the bust marked the largest seizure of fake musical instruments from the Port of Los Angeles.

Thousands of knockoff Gibson electric guitars have been seized by U.S. feds in what is believed to be a multi-million-dollar counterfeit operation. U.S. Customs agents at the Port of Los Angeles intercepted more than 3,