Upgrading ONLY Factory Speakers

james33440
10+ year member

CarAudio.com Elite
Well, my wife has a 2003 Navigator and she is finally letting me do something with the audio. She still doesn't want any amps or enclosures though. Hopefully, soon I can get to that. It's been hard enough to convince her to let me take the doors apart. LOL!

Anyway, I believe the OEM speakers are 5x7/6x8 on all doors and an 8" sub in the rear. Now, I am not sure there is a one amp for all speakers or just the sub. I haven't taken anything apart yet.

I was thinking of adding some decent 6x8 all around, or should I go with some decent 6.5" components with custom mounting plates for the 6x8 openings?

Another thing, the rear is an 8" sub but I have no idea on the depth. As I said, I haven't removed anything yet. I want to make sure that I am going to upgrade before doing so.

So, what would a nice 8" driver like an Assassin, 8W0, etc work best? I am not sure on how many watts the OEM driver is getting.

Another side note is that I am not sure if all speakers are 4-ohm or 8-ohm.

I just really want to know if the overall ouput will change for the better by simply just changing to better aftermarket speakers/sub by still using the OEM system.

 
Unfortunately, you can't just drop in aftermarket (better) speakers with bose systems. The factory bose speakers aren't 4ohm (can't remeber the exact number). As far as the speaker sizes, I would try and make plates for a nice set of 6.5 comps up front and 6.5" coaxials in the rear.

 
Yeah, I the Navigator doesn't use BOSE (definitely GM).

Okay, so I will definitely go with some custom plates to use 6.5" components up front and maybe components or coaxials in the rear.

Now, how would it sound by using everything else as is from the factory?

Should I just go with a 3-way setup and try to convince the wifey to get 2 small amps (for the mid bass drivers, components, and 8" sub)? This, of course, would be my last resort. Reason being, if I did this, I know that I would try to do it big and my wife would try to stop me. LOL.

 
if you have cdt in your other car i would suggest going with them here as well, put in the 6.5" instead of the 5/7" or 6/8"

These are the ones im using and they sound awesome //content.invisioncic.com/y282845/emoticons/yumyum.gif.0556df42231b304b9c995aefd13928a8.gif

http://www.woofersetc.com/index.cfm?fuseaction=product.display&product_id=4418

For the 8" you can put a kicker comp and it should sound fine.

 
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james33440

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