Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - I'd like to add sound deadening material to my car. How adversely will it affect MPG?

GearHead · 10-26-2015, 08:03 PM

I'll start another thread

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10-26-2015, 08:03 PM	#34 (permalink)
GearHead EcoModding Lurker Join Date: Apr 2015 Location: Earth Posts: 45 Thanks: 1 Thanked 1 Time in 1 Post	I'll start another thread .