User blog comment:WildBrick142/Michael, Franklin and Trevor trailers/@comment-5306092-20130430155005

Looking at the second clip from Franklins part, The Buffalo appears to have an aftermarket front bumper, unless its just been remodeled for GTA V. Also at 1:52, the Ruiner appears to have larger rims which appear to be different from stock. Gonna take a stab and say car customization is back.