This is what I originally came up with for my truck.
![](http://www.tom-viki.com/spgm/gal/Cars/1B7GL2AN6YS/s201010120001.jpg)
Underlying frame
![](http://www.tom-viki.com/spgm/gal/Cars/1B7GL2AN6YS/s201010200002.jpg)
Side view, right-hand side
![](http://www.tom-viki.com/spgm/gal/Cars/1B7GL2AN6YS/s201010200003.jpg)
Side view, front facing rear
![](http://www.tom-viki.com/spgm/gal/Cars/1B7GL2AN6YS/s201010200004.jpg)
Rear view
I waited too long to coat it, and it disintegrated during one of my commutes. Version 2 will be a bit less aggressive.