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Old 03-23-2013, 11:34 PM   #6
WillGeorge
Scooby Newbie
 
Member#: 339409
Join Date: Dec 2012
Chapter/Region: NWIC
Location: Roseville CA
Vehicle:
2006 WRX
CGM

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Quote:
Originally Posted by DZXN View Post
The OEM part is similar to an accordion hose, resulting in slower passage of air due to turbulence. The silicone aftermarket ones are smooth inside, less obstruction of air means it flows faster and easier. Some people think it makes a difference, others not so much.
I asked cause I've heard both thanks a lot for the answer
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