Yes,
http://www.motortrend.com/cars/honda...v-first-drive/. But the mileage gain is obfuscated by the EV conversion.
Ecomodder member bottsapper posted
this in 2010:
Followed by
aerohead's analysis a few posts later.
I hadn't thought about this before. It took about 10 minutes to learn the above. When I was closing tabs, I found this:
https://www.lelong.com.my/honda-jazz-03-08-spoiler-oem-mugen-mugen-pro-fit-kenstyle-fiber-lklailai-I1827658B-2007-01-Sale-I.htm