How to install a GN rear spoiler on a .........

[87lc2/wo2]

non GN trunk where I would have to drill holes. Has anyone ever done this? Procedures on how you've done it? Pics? Is there a template?

 

[WE287GN]

I will most likely be doing this same project in the future , my original decklid was too far gone..
I still have the original decklid, guess i wasjust going to measure the existing holes???