pressure regulator for my h-1

hello!
 
I'm looking for pressure regulator for some time and all of my local shops, sell it together with the turbo but i only
 
need the pressure regulator !!!
 
I wounder if someone can tell me where can i find a retail store that would sell me the part alone...
 
thanks for your help...
 
p.s
 
i need shipment to israel

Could you be more specific as to year, model and the specific regulator you're looking for?