(NEXSTAR) — Last week, President-elect Donald Trump unveiled his latest business venture: signed “Make America Great Again” guitars selling for as much as $11,500. They may not be available much longer, since Gibson has accused the guitar’s maker of ripping off their own design.

Earlier this year, Donald Trump was hit with lawsuits from Beyoncé and the White Stripes. Now, the incoming 47th American President is under fire for a line of guitars advertised as “the only guitar officially endorsed” by him,

Authorities say U.S. Customs and Border Protection agents have seized more than 3,000 fake Gibson electric guitars shipped from Asia at the Los Angeles-Long Beach Seaport

They would have been worth nearly $18 million if they were genuine, making it the largest counterfeit instrument seizure in history, officials said.

Thousands of fake Gibson electric guitars were seized this week in California that could have sold for millions of dollars, according to officials.

U.S. Customs and Border Protection said its agents intercepted 3,000 fake Gibson electric guitars which were shipped from Asia. If the guitars had been authentic, they would have been worth $18 million.