She needs convincing? I could see you having a hard time if you had the SVX and just bought a 1993 Supra, but the Scirooco should not even be up for discussion, aside from you telling her not to touch it. You could pay more for a laptop, but she wouldnt say anything about that purchase.
You are the man of the house! MY woman knows who wears the pants!
(My woman also does not read this board