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Old 06-01-2011, 10:27 PM   #11 (permalink)
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I think you could see as much as 10-15% increase with those aero changes? My upper grill opening is a lot larger than the one on the Fit, and I saw about 10% with that alone. Rear wheel skirts and smooth wheel covers are good for almost that much, as well.

Are you including video mirrors in your mods?

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Old 06-01-2011, 11:24 PM   #12 (permalink)
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Quote:
Originally Posted by Dunkler View Post
So conservatively speaking I would reduce drag somewhat and therefore be looking at a small percentage in MPG gains from these mods? I just wonder if I would be looking at a 3%-4% gain or something more substantial based on my driving habits?
Your mileage may vary, but generally, most of the aero mods suggested on this website gained my del sol about 1-3 mpg per mod.

in my experience:
Stock car - 60mph steady state driving = 30-32mpg

All aero mods (front grill bock, smooth front covers, windshield wiper cover, side mirror delete, rear wheel skirts, underbelly pan) - 60mph steady state driving = 40-42mpg

All aero mods + driving habits - 45mpg
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Last edited by jedi_sol; 06-02-2011 at 12:46 AM..
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Old 06-01-2011, 11:40 PM   #13 (permalink)
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Agreed. Start with the top grille. Summer is coming. You'll want your AC in Arkansas I'll bet and you won't want any surprises in engine heat. For what it is worth, I overinflated my tires to 54psi (rated 44) and have driven several thousand miles on them since. No problems. Good gains from lower rolling resistance. Get a scan gauge or ultra gauge. They are worth the money. My significant aero mods are limited to full upper grille block, 80% lower grille block (with ducting), tires spats, and mirror deletes. I regularly got 39/40mpg in the freeway before the mods and now get 51/52 on the freeway. No wheels skirts yet, no ride reduction, no belly pans (yet). Hope that helps. Nice photoshop image too, btw.
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Old 06-02-2011, 09:27 AM   #14 (permalink)
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Hey thanks a lot guys. Neil,explain to me if you don't mind how I could implement video mirrors.
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Old 06-02-2011, 12:49 PM   #15 (permalink)
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I installed two video (backup) cameras on the stock mirror panels, after removing the mirrors -- I have to put the stock mirrors back on to pass inspection. I installed two video monitors on my dashboard (the xA has the instruments in the center). Here's my installation post:

http://ecomodder.com/forum/showthrea...s-2969-17.html

I have just recently replaced both the cameras and the monitors with (hopefully) better units, and I will amend the xA aeromods thread soon. The new monitors are definitely better performing since the LED backlighting is much cooler and it doesn't fade out when they get warm.
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Old 06-03-2011, 10:33 AM   #16 (permalink)
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Neil, that is really cool what you did there! Thanks for that.
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Old 06-03-2011, 12:53 PM   #17 (permalink)
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I've added a post with my new video mirrors, at the end of the thread.

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