For those running the stock MazdaSpeed airbox & wanting more CFM:
Two (2) AFE Dry-S air filters and an AFE Dry-S cleaning kit. The filters have no oil in them so they will cause no MAF issues.
1 filter is brand new & the other (clean) has less than 1k miles on it. Had 3 of these filters & 1 went with the car when it sold.
These filters cost $49.95 each and the cleaning kit is $19.95 (at autoanything.com).
The cleaning kit contains two new bottles of AFE Dry-S cleaning solution.
Will sell all three items for (were) $90.00 shipped
...then were $80.00 shipped...
Now $75.00 shipped!!!.