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UFO · 09-20-2012, 04:06 PM

Diesels require heat for efficient combustion, and they already run with an excess amount of air. So colder air will not improve performance in the way it will for a gasser.

09-20-2012, 04:06 PM	#29 (permalink)
UFO Master EcoModder Join Date: Sep 2010 Location: Denver, CO Posts: 1,300 Colorado - '17 Chevrolet Colorado 4x4 LT 90 day: 23.07 mpg (US) Thanks: 315 Thanked 179 Times in 138 Posts	Diesels require heat for efficient combustion, and they already run with an excess amount of air. So colder air will not improve performance in the way it will for a gasser. __________________ I'm not coasting, I'm shifting slowly.