Couldn't agree more, ditch the stickers. I'm not sure if the Yoshi shields are still available but believe there is a number of options in the metal ones out there.
Current Fcars: 360 Modena
Gone but not forgotten: 360 Spider, 575M, F430.
Other stuff: '71 Holden GTS Monaro, '80 BMW Alpina B9, '74 Porsche Targa, Caterham, MB CL500, Land Rover Discovery.