The company site does not say Nanonet media under specifications.
https://www.fleetguard.com/s/productDetails?propertyVal=FF5814&propertyField=home&language=en_US
For filters ending in NN, they all say they are Nanonet media, click then click 'see related results'
https://www.fleetguard.com/s/search...Search=false&globalsearch=true&language=en_US
Other sites selling that filter say Nanonet and 2 micron, it is definitely not 2 micron it is 3 micron, so suspect info, fake news, bad information.
https://www.apredlinemotorsports.com/product-page/fleetguard-2-micron-nanonet-fuel-filter
https://www.fleetguard.com/s/productDetails?propertyVal=FF5814&propertyField=home&language=en_US
For filters ending in NN, they all say they are Nanonet media, click then click 'see related results'
https://www.fleetguard.com/s/search...Search=false&globalsearch=true&language=en_US
Other sites selling that filter say Nanonet and 2 micron, it is definitely not 2 micron it is 3 micron, so suspect info, fake news, bad information.
https://www.apredlinemotorsports.com/product-page/fleetguard-2-micron-nanonet-fuel-filter