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Stubby79 · 11-30-2020, 03:20 AM

Didn't these come out a couple of years ago? Perhaps they were in pre-production back then or something...

If someone has tried them, please don't judge them by your "butt dyno"...give us some firm data, like a recorded MPG increase.

11-30-2020, 03:20 AM	#3 (permalink)
Stubby79 Master EcoModder Join Date: Sep 2012 Location: Victoria, BC Posts: 1,747 Firefly EV - '98 Pontiac Firefly EV 90 day: 107.65 mpg (US) Little Boy Blue - '05 Toyota Echo 90 day: 33.35 mpg (US) BlueZ - '19 Nissan 370Z Sport 90 day: 17.19 mpg (US) Thanks: 75 Thanked 577 Times in 426 Posts	Didn't these come out a couple of years ago? Perhaps they were in pre-production back then or something... If someone has tried them, please don't judge them by your "butt dyno"...give us some firm data, like a recorded MPG increase.