Officials believe the money was from drug transactions and was headed for California.
Officials say they stopped the truck on Interstate 95 in Ewing, N.J., on June 24.
Detectives found a hidden compartment that contained more than a 120 bundles of cash.
Twenty-four-year-old Gildardo Andujo of Hawthorne, Calif., and 25-year-old Edward Ramirez of Southgate, Calif., are charged with conspiracy and money laundering. They're each held on $500,000 bail.
