Originally Posted by EroticySteve

Depending on what car or stereo you have they may have a kit.

My Mercedes was made a year before they integrated Sirius so I have an external unit.

I have the JVC SIRIUS radio KT-SR2000 and you can take it from car to home to office with the various docking stations and even a boombox for it.

For the car the powerbase has a built in FM modulator which works ok, but they have an antenna input FM modulator that works great. You can also use a tape adapter or if your car has an auxillary jack that's ideal.