Police and gendarmerie teams seized altogether 132.7 kilograms of heroin in the eastern Turkey on Friday, Xinhua quoted Anadolu news agency as reporting.
Acting on a tip-off, police stopped a truck in the Van province and found 86.7 kilograms of heroin stashed in the vehicle, said the agency. Two people were arrested.
In another operation, gendarmerie teams impounded 46 kilograms hidden on a truck in the same province and arrested the driver, according to the report.
Earlier this week, Turkish security forces seized 134.5 kilograms of heroin in the country's northwest, the agency reported.
Turkey is a key transit route for smuggling drugs from Asia and the Middle East to markets in western Europe.
In 2008, Turkish security forces waged a total of 15,000 operations against drugs, confiscating more than 15 tons of heroin, 39 tons of hashish and 1.4 million ecstasy pills and arresting 32, 000 suspects, according to Anatolia.