![Ford Focus Series (07-18) DNA Air Filter R-FD16H21-01 - DNA Increased Air Flow +49.07%, DNA Filtering Efficiency 98-99% - FRD-FCS - DNA Filters - Product Details Ford Focus Series (07-18) DNA Air Filter R-FD16H21-01 - DNA Increased Air Flow +49.07%, DNA Filtering Efficiency 98-99% - FRD-FCS - DNA Filters - Product Details](https://img.tpl.one/w/products/DNA/500x500_blank/FRD-FCS.jpg)
Ford Focus Series (07-18) DNA Air Filter R-FD16H21-01 - DNA Increased Air Flow +49.07%, DNA Filtering Efficiency 98-99% - FRD-FCS - DNA Filters - Product Details
![7S4Z-9E648-A 2004-2007 Ford Focus 2005 Thru 2007 Focus 2.0L PZEV OEM Ford Air Intake Chamber Resonator Filter NEW | Fairway Ford Parts 7S4Z-9E648-A 2004-2007 Ford Focus 2005 Thru 2007 Focus 2.0L PZEV OEM Ford Air Intake Chamber Resonator Filter NEW | Fairway Ford Parts](https://s3.amazonaws.com/rparts-sites/images/ad71c82b22f4f65b9398f76d8be4c615/0f1bce54f3d978d879b228c0292b5df1.jpg)
7S4Z-9E648-A 2004-2007 Ford Focus 2005 Thru 2007 Focus 2.0L PZEV OEM Ford Air Intake Chamber Resonator Filter NEW | Fairway Ford Parts
![Amazon.com: Air Filter Housing - Compatible with 2005-2007 Ford Focus 2.0L 2.3L 4-Cyldiner : Automotive Amazon.com: Air Filter Housing - Compatible with 2005-2007 Ford Focus 2.0L 2.3L 4-Cyldiner : Automotive](https://m.media-amazon.com/images/I/31wXAdHFyRL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Air Filter Housing - Compatible with 2005-2007 Ford Focus 2.0L 2.3L 4-Cyldiner : Automotive
![Ford decided to be special and make an air filter unit with a replacement part that costs $200. Made my own for $30 of parts and some tape. : r/techsupportmacgyver Ford decided to be special and make an air filter unit with a replacement part that costs $200. Made my own for $30 of parts and some tape. : r/techsupportmacgyver](https://i.redd.it/ym2vxt0bmw971.jpg)