I know several members have pipes running from their MAF into the hole that leads to the fender well. They've also cut out some of the plastic shield underneath the car to help unrestrict airflow... I guess.
At any rate, it *sounds* really neat. 
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-Craig Lowthorp, Flagstaff AZ
'92 LS-L, Black on White, 136k SOLD
'92 LS-L, Black on Silver, 120k SOLD
'01 Legacy Outback, White,
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