Hi, I have been looking in the parts available to adjust the rear camber and I end up with only the rear lower and upper traction rods.

I wonder if these traction rods could adjust the camber and are there any adjustable camber arms out there?

 

Wrong section but camber isn't adjustable via the trailing arms.

There is an eccentric adjuster on the rear lower control arm. Download the FSM from the link stickied in this forum and go to the Suspension section for a detailed view.