LYNN – The Boston man arrested for trafficking $1.3 million of cocaine Sunday during a traffic stop on Boston Street faces a mandatory 15-year prison sentence if convicted, authorities said.Yorgi Tejada, 33, of 85 Archdale Road, Roslindale, was charged with trafficking over 200 grams of cocaine. He is being held without bail at the Essex County House of Correction until his arraignment is held today in Lynn District Court.Tejada was arrested during a traffic stop in which police allegedly found 14 kilos of cocaine with a street value of $1.3 million inside a hidden compartment of Tejada’s car, according to a statement from the Essex County District Attorney’s Office.State and Lynn police, using the assistance of State Police K-9 officer “Richter” and Trooper John Fallon, initiated the traffic stop around 3 p.m.According to Steve O’Connell, spokesman for DA Jonathan Blodgett, the arrest is the result of a three-year investigation by the Essex County Drug Task Force, with assistance from Lynn, Everett, Boston and state police and the federal Drug Enforcement Agency.In an unrelated incident, State Police arrested two men Monday afternoon for trafficking cocaine during a traffic stop in Elliot Circle in Revere.Richard Scirooco, 42, of 10 Howe St., Somerville and Scott A. Carty Jr., 21, of 86 School St., Somerville, were arrested and charged with trafficking a class B substance and narcotics violations in a school zone.