Hmmm.... Most of the ones I had seenwere the stick-on, cover variety.

 

i have LED ones at my house, was gonna put them on tuesday as i got them off a guy who didnt want them cuz he didnt like them. good thing i never did. but some people do not like the side markers period. myself i like them and it was good when i got hit, because the turn signal didnt work but the but the side marker did