The 99-02 comes with 6 bulbs and new sockets. No soldering required Simply twist out factory bulbs and replace.
03-06 solder in and are 12v which do not requiring resistors but require soldering and polarity sensitive
The bluetooth leds come with a cigarette lighter insert which can also be cut and wired directly into the cluster light points or into the harness. A small antenna is attached to the box which needs to be mounted in sight or slightly covered. It can be controlled via remote or download an app your mobil device. You can change specific colors, put in auto mode and/or music mode which changes color with the musi .