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fiddlinfool77 -> Cold Air Intake 07 Z-71 (11/25/2007 1:55:50 PM)
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I have 07 new body style z-71 and the fuel mileage SUX!!! I was wonder if a cold air intake would help fuel mileage??? 90% of my driving is on freeway at 70 mph, so i think it should do better than 16 mpg? Which cold air would be best for this application??
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