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Joenavy85 · 03-15-2011, 11:11 AM

depends on how it's mounted, if it is flush mounted to the trunk lid it may help in separation of the air from the back of the car, if it's elevated it will likely hurt airflow (if it does anything at all)

03-15-2011, 11:11 AM	#2 (permalink)
Joenavy85 Making Ecomods a G thing Join Date: Jan 2011 Location: Illinois Posts: 655 Angie - '08 Infiniti G35 X 90 day: 22.03 mpg (US) Thanks: 35 Thanked 75 Times in 58 Posts	depends on how it's mounted, if it is flush mounted to the trunk lid it may help in separation of the air from the back of the car, if it's elevated it will likely hurt airflow (if it does anything at all) __________________