firewall

Need some guidance on how/where to run wire from fog light switch on dash through the firewall. Several on the fog light retrofit thread (Marshall Jones, LouKango, Roikens) indicated it can be done without any drilling, but I have been unable to locate an existing grommet to pass the wire...

Here is a set of photos showing where I entered the firewall from the engine side to put the Passport cabling through, or for any wiring for that matter. I also checked the drivers side, but for my needs the passanger side seemed easiest/cleanest for placement of the Passport ECU near the...

I'm going to be doing some aftermarket stuff on the 4.6 soon. I haven't done to much digging around yet but does anyone know where the firewall pass through is from the engine to the cabin? From the trunk to the cabin as well? Also, has anyone tried running aftermarket wires/cables throughout...