Yes they are a component set up, I have to tweeters moulded into the top of my A-pillers.

They are the Rockford Fosgate Power Components, serial T152S.

Heres the link, sadly they are not cheap

http://www.dnacaraudio.co.uk/index.h...nline/127/fruk

or

http://www.recommendedbuys.com/elect...gate-t152s.htm

or probably best here

http://www.rockfordfosgate.com/produ...n_US&p_status=

They sound fanstastic to me, handle loads of power and fit with no problems