Thanks!
Not that big an achievement though, I just stay below 100 km/h / 60 mph.
Here's a picture of my lower grille block with the insulation tubes painted black:
Guess you can work out the origins of my username
Anyway, I might replace this with a foam bulge of some kind extending slightly ahead of my license plate to divert the air sideways and upwards rather than downwards and ditch my plan to ecomod the car without changing its appearance in the process.
But first of all the low hanging fruit; HID, LEDs, trailing edge ridge/tape, flush wheel covers and such.
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2011 Honda Insight + HID, LEDs, tiny PV panel, extra brake pad return springs, neutral wheel alignment, 44/42 PSI (air), PHEV light (inop), tightened wheel nut.
lifetime FE over 0.2 Gigameter or 0.13 Megamile.
For confirmation go to people just like you.
For education go to people unlike yourself.