I've considered it. It would be fairly easy given that an outrigger is right there at the back of the rear wheel well. I would think some good caulk and some self tapping screws could do the trick fairly painlessly and safely without allowing moisture to get into and beyond the outrigger, rusting/rotting it and the surrounding areas.
Computers manufactured by companies such as IBM, Compaq and millions of others are by far the most popular with about 70 million machines in use worldwide. Macintosh fans note that cockroaches are far more numerous than humans and that numbers alone do not denote a higher life form. -NY Times 11/91