hmmm....do u mean flasher that ppl have installed in their rear lights and wen they brake they flash :S
if u mean that man they loook real ricing stuff for ur car......at those areas...
if u want to see sm real nice use of flasher then get them installed under the car so that they give an effect of flashing neons and i have seen on car in lahore with white flashers under the car and they were look dam awesome !!