These heavy duty clamps are being used in the U.S. military vehicles.  These are military specifications and it more than enough for your setup.  These clamps are 9/16" wide and .023" thick.  Torque rate is 40 lbs.  These clamps are highly recommended with boost level under 15 psi.  If you have a properly setup pipes, T-Bolt clamps are not necessary if it is less than 15 psi.  These clamps great along with our turbo hoses.  $2.00 per clamp.

Please see pictures.

Hose Size