It is new in the box and contains all hardware, filter, etc. I preassembled it then decided I want something with a box like Volant. It is not AEM brand, but a copy that you can see here: http://www.carpartswholesale.com/cpw...amp;make_code=

$70 shipped to the 48 states. Will ship elsewhere for the additional charges.

Will fit:
1997-2003 Ford F-Series Exc. Super-Duty & Lightning 4.6L V8
1997-2003 Ford F-Series Exc. Super-Duty & Lightning 5.4L V8
1997-2004 Ford Expedition 4.6L V8
1997-2004 Ford Expedition 5.4L V8
1998-1999 Lincoln Navigator 5.4L V8

Installed Demo Picture: http://www.stillen.com/product_images/AEM218100P.jpg