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Old 09-27-2012, 11:22 AM   #1584
Maxwell Power
Former Vendor
 
Member#: 190729
Join Date: Oct 2008
Chapter/Region: NWIC
Location: Marysville, WA
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Without a sealed tmic, the scoop adds drag. It also pressurizes the engine bay reducing cooling flow through the radiator. With a tmic, there is still a little drag, but the intercooler slows flow through the scoop minimizing the effect.
Multiple tests have been done over the years to prove this.
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