Harley Davidson FLTRX Road Glide 107 CI Racing (17-21) DNA Air Filter R-HD17CR21-0R


Make: Harley Davidson

OEM Air Filter Air Flow: 76.02 CFM

DNA Air Filter Air Flow: 102.8 CFM

DNA Increased Air Flow: +35.23%

DNA Filtering Efficiency: 98-99%


Product Information

  • This filter features DNA®’s Round Design.
  • Installation of this new DNA Air filter is very easy; simply follow the installation instructions included in the workshop manual.
  • The filtering efficiency* is extremely high at 98-99% filtering efficiency (ISO 5011), with 4 layers of DNA® Cotton.
  • The flow of this new DNA filter is +35.23% more than the stock filter!
  • DNA air filter flow: 102.8 CFM (Cubic feet per minute) @1,5"H2O corrected @ 25degrees Celsius.
  • HARLEY DAVIDSON stock filter’s flow: 76.02 CFM (Cubic feet per minute) @1,5"H2O corrected @ 25degrees Celsius
  • This DNA® filter is designed as a High Flow Air filter for: ‘Race use’.

*Filtering efficiency is the amount of “dirt” the filter can maintain (stop) and protect the engine efficiently. For example the DNA® Filter for every 100 grams of dirt that it will receive, it will hold 98-99 grams, this applies even to fine dirt as small as 5 microns.