HEY GUYS

I HAVE 91' COUPE QUATTRO AND JUST FOUND THE CLICKING ISSUE ON MY AUDI...THAT'S MY FUEL INJECTORS ARE BROKEN ACTUALY JUST THE TOP PIECE AND ON ALL OF THEM B.S.
NOW I AM TRYING TO FIND RELACEMENT ON NET BUT ONLY FIND THOSE THAT ARE ABOUT $200 EACH ANOTHER B.S.
WELL MY QUESTION IS : DAS ANYBODY TRYED TO USE DIFFERENT FUEL INJECTORS OR MODIFIED SOMEHOW???
THANKS FOR THE SHOOTING