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Old 10-26-2010, 11:23 AM   #3
Topless
Track rat
 
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Join Date: Nov 2006
Location: Southern ID
Posts: 3,701
Garage
I use what all of the Boxster Spec race cars use: Stock intake, stock filter. I change it every 5k miles.
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2009 Cayman 2.9L PDK (with a few tweaks)
PCA-GPX Chief Driving Instructor-Ret.
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