Wether its turbo, Nitrous or Methanol you are running with your MT09 your engine may benefit by using head studs to give additional head clamping force & less chance of the head lifting during high power/high boost situations.
These are a direct replacement 200 000 Psi tensile strength M9 head stud that fits straight into the OEM engine case.
Sold as a set of 8 studs, 8 Nuts, 16 washers & ARP lube.