Originally Posted by
Lee-87
I have taken the smaller box off of the side of the air box as seen in your pic, have no idea what it's ment to be for but it's made the car sound "k&n"ish .
next to the washer bottle? I ent got a clue wat it is either, my air filter was a fiver off fleabay for my old Ibiza which wudnt fit properly but fit perfectly on the focus. my refit it at some point in the year