When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
5.0L (1979-1995) MustangTechnical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.
The K&N filters do get grayish in color over time if they aren't clean and oiled. I recommend purchasing a K&N filtercharger kit to properly clean and oil your filter. Message me for more information and a quote on a kit.