That's a pretty complex question. If you need to ask you may want someone who has done it befor eto assist you or pay a professional.
They're not actually tweeters. They are a unique speaker size. There is a Blaupunkt 3 1/2 speaker that fits with little modification. Hunt around google for blaupunkt liberty tweeters.
how tu install CD player in Honda civic 99
you can install it by putting it in the engine bay
you just say install sesame
need diagram to install 2000 Honda civic syder fog lights
http://www.handaaccessories.com/civic/98civiccd.pdf
From the factory there is no tweeters in the speaker system.
How to set the distributor in a 1995 Honda civic
put it in the car.
get a better car
http://www.bernardiparts.com/Images/Install/2008_CivicSedan_SplashGuards_AII37742.pdf
How do you install trailer wiring on a 2009 civic