After exiting the Tunnel, behind the Gasoline Tank, in a building
its a hard one
On the right beside a water tower.
Near the house to the left.
After the double ramp on the right.
go after the gas tank in the forest and you see a track in right side and you see a hidden package
i dont know XD
Under the little bridge on the right
its above the 2nd ramp after the tunnel.
Behind a stack of crates on the right side of the track.
its behind the big rock before the finish line.
It is at the ramp after the first tunnel
It is at the left side of the bridge,under it is the first detonator .