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GrimmSpeed Top Mount Intercooler, Splitter, Y-Pipe - Product Release
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2013-06-17, 03:42 PM
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MikeK
Captain Turbo
Join Date: Feb 2004
Location: Reno
Posts: 3,318
Car: 05 STi
How are the numbers on the efficiency graph calculated? What does "efficiency" mean in this context?
MikeK
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