I connected a Cat 5 cable to the mic jack on the radio and ran it to a coupler behind the panel. I thought it made it much cleaner than going straight from the head unit.
Head Unit
Where I mounted the head unit.
Layout
Overall finished look.
Coax and Power Leads
Feed line and power leads coming through the firewall.
Antenna Mount
Hood channel mount shown with ground strap to the body.
Bonding
Grounding straps used to bond hood to body. There are other straps going from body to frame and frame to exhaust.