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			Everything matters.  Lighter wheels help, lighter seats, lighter battery, lighter fuel, lighter driver.  How much will they help?  Not a lot but...
 My brother has a set of those for his Cayman.  He likes them and they seem pretty strong.
 
				__________________2009 Cayman 2.9L PDK (with a few tweaks)
 PCA-GPX Chief Driving Instructor-Ret.
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