This is a complete step by step on how to convert your front s4/5 turn signals from the USDM clear style with orange bulb to the dual clear bulb with half orange sleeve. What you will need for this:
Turn signal housing
Turn signal lens with orange insert or modified insert for stock lens
Rear side marker light

Tools:
Dremel
Electrical tape/solder

Here is how it is done:


This gives an amazing look and is a really cheap upgrade for those who are wanting to brighten up their lights!