Used - 9 bright white LEDs with wide angle and 3 PCB strips

Few cuts with dremel or knife to make chain connection for leds. PCB painted to car body color to make it "invisible"

3 led modules ready to install and small power supply on LM317T

PSU fixed under trunk cover

Painted LED strip mounted on trunk door

2 LED strips hided inside trunk and mounted with 2-sided tape

Result - very bright light.