Officials told Dawn News the assailants, riding a motorcycle, opened indiscriminate fire on a car in the Jewa Lakhoryan area of Surab, killing two people travelling in the vehicle.
Levies' personnel reached the spot after the attack.
They shifted the body to a nearby hospital.
The deceased people were identified as Rasool Bakhsh Zehri and Talib Ali Zehri.
They were travelling from Khuzdar to Surab when the attack occurred.
The motie behind the attack is still not known.