Have a look at photos of original HJ GTS's. They had a from air dam and can look OK. I don't think it'll suit a van though. Have a look below.

http://richardlewis.org/pictures/thu...-hj_gts-03.jpg

http://www.site123.com/image/users/7...my_files/2.jpg

Quad headlight front just seems to look better with air dam than the twin headlight front does, despite the HJ having the nicer grill on a GTS.