your ecu box is on the drivers side, i wired mine through my drivers side hole, there's a plastic part and then i tapped into my footwell light.
2002 Topaz Blue Metallic Sequential Manual Gearbox M3 Coupe
CF front splitters|Gruppe M Ti exhaust|19" v715 Matte black with SS lip|Black out package|Phillips Ultinon 6k|6k Angel eyes|OEM LED tails|Pioneer Avic N2 and more
2003 White on Beige Hummer H2
33" toyo open country and dubs otherwise stock.
06 Yamaha R6
08 Jeep Grand Cherokee SRT-8