The RP-4660 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-4660 is a clamp-on filter that has an inside flange diameter of 4 inches and a flange length of 5/8 inches. The base is 5 3/8 inches and the filter height is 5 1/2 inches.
This Part Fits:
| Year | Make | Model | Submodel | 
|---|
| 2001-2009 | Chrysler | PT Cruiser | Base | 
| 2010 | Chrysler | PT Cruiser | Classic | 
| 2010 | Chrysler | PT Cruiser | Couture Edition | 
| 2002 | Chrysler | PT Cruiser | Dream | 
| 2005 | Chrysler | PT Cruiser | Dream Cruiser | 
| 2003-2007 | Chrysler | PT Cruiser | GT | 
| 2001-2009 | Chrysler | PT Cruiser | Limited | 
| 2008-2009 | Chrysler | PT Cruiser | LX | 
| 2005-2006 | Chrysler | PT Cruiser | Street Cruiser | 
| 2001-2009 | Chrysler | PT Cruiser | Touring | 
| 2003-2005 | Dodge | Neon | SRT-4 |