"mtb2k2" <mtb2k2t@hotmail.com> wrote in message news:<6sNXa.1748$_a4.376583@news20.bellglobal.com> ...
> look for an existing grommet and run your wire along side the wires that are
> already there
> "Yourname" <Youremail@sdaf.com> wrote in message
> news:Xns93CDF04814C2BYouremailsdafcom@68.6.19.6...
> > Doe anyone know any openings on the car's firewall that would allow me to
> > run the power cable from my speaker amplifier to the battery?

buy a grommet and make a hole the right size. i've seen a lot of amp
wires run through the ecu grommet hole and they are such big wires
that the grommet doesn't seal. then the water runs down the wire and
usually right into the ecu.
this mostly happens with aftermarket stereo shops.
Chip