Yes, you can expect a better sound.

I replaced mine years ago, and amplified all 4 speakers and the sound is
awesome.



--
WDW is a Way of Life
"jj" <akadoublej@hotmail.com> wrote in message
news:E9-dnZVK7_EMUf_fRVn-hA@rcn.net...
> Are they useful or were they just put there so the dealer could make money
> off unsuspecting consumers? They face each other and are six inch full
range
> Pioneers. Do they serve any purpose at all? I am not hearing any.
>
> If I replace them with better speakers can I expect any improvement in
sound
> or should I just leave them as is and pretend that they aren't there? I
was
> thinking that perhaps something with an aimable tweeter might provide some
> additional ambience but I am not so sure given how low they are mounted in
> the rear compartment.
>
> What have people done in their cars?
>
>