hat i would be interested in seeing would be the above product installed in co-ordination with a brakelight flasher, as that would get the most functionality out of one product. If i had a pickup, i would be more inclined to install the stop/tail/turn as it would give me more functionality more of t...

The second major consideration is head placement vs. reflector. A Whelen Vertex LED mounted along the bottom edge of a housing is likely to look terrible. Mounting it where it shines into the reflector, thus illuminating the entire light housing rather than just a spot, looks much better.