Well why don't you try Bridgestone Turanza or potenza's? They are good for rough roads.
For Eurostars and its price. You can contact General tyres outlet in I-10/3 Islamabad.
Here are the details..
Plot No. 189 - A,
Sector : I-10/3,
Islamabad.
Phone: +92 51 444 9955 - 56
UAN: +92 51 111 487 487