According to CNN, US Customs and Border Patrol have executed a record-breaking drug bust, uncovering over $1.3 billion in illegal drugs, including methamphetamines, cocaine, and heroin, which was all headed for down under.

Two Americans and four Aussies were taken into custody as the authorities seized the drugs at California’s Los Angeles/Long Beach seaport.

According to the report, 3,810 pounds of methamphetamine, about 56 pounds of cocaine and 11.5 pounds of heroin were all packed in audio speakers but was all discovered by authorities. Altogether, the illegal substances weighed in at approximately 1.7 tons.

This was by far the largest methamphetamine bust in history, with over 17 million doses of the deadly drug headed for Australia taken off of the streets.