16v bonnet Vent on a Mk1 ph 3

[clio_MMG]

i ave got hold of a 16v standard bonnet vent, was just wondering if ne1 cud give me an estimate of price in which it wud cost me to get it fitted on to my ph3 bonnet and if infact it can be put on cos some1 said bout the bonnet supports or sumet, grateful of assistance cheers

 

[JAY172]

what have you got,just the metal grill part or the complete bonnet buldge as well?