Limey, that expensive harness is completely unnecessary. Buy enough wiring to reach from the fog light to the center console with proper routing. Then buy a switch to connect it. A simple SPST toggle switch should do it. Shouldn't cost you but a few bucks and maybe an hour or two of your time.
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2011 370Z 6MT Sport Gun Metallic | ARC | CJM | Ecutek | FI | Fujimura | R2C | SPL | Stillen | TWM | Z1 | ZSpeed | |