Carbon decaling on FXX rear fenders

Im trying to carbon firbe the rear fenders on the FXX from tamiya..i got some decals but having some difficulty getting it to fit prefectly...theres alot of raised edges in which i dunno how to make my template...
ill try get some pics later...but maybe some ppl who have built FXX or Enzo will kno what im talking about

thnx