I mounted mine in the instrument cluster. It doesn't block any of the gauges or lights, just the trip odometer reset is behind it. Also it's really easy to run the cable behind the knee panel. It's a nice clean setup that is easy to glance at.
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Civic Build Thread
Your grammar is appreciated.
3.788 Civic CX final drive, air dam, 1st gen HCH 14" wheels and Michelin Defender 175/65R14 LRR tires