S&S CYCLE170-0720A The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element. More filter surface equals a 55% gain over a factory filter in an M8. The Air Stinger filter element is washable just like the Stealth filters and designed to last for years. Applications for most Harley-Davidson® models from 2001 to current. •55% more air flow over stock•Washable element•Kits Include stylish new gloss black cover Part Number : 170-0720A 170-0720A The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element. More filter surface equals a 55% gain over a factory filter in an M8. The Air Stinger filter element is washable just like the Stealth filters and designed to last for years. Applications for most Harley-Davidson® models from 2001 to current. •55% more air flow over stock•Washable element•Kits Include stylish new gloss black cover **** PLEASE NOTE ***** : 170-0720A These are performance and custom aftermarket products sourced to match or exceed original specifications as an alternative to the OEM version. Any Harley-Davidson part numbers referenced are for identification purposes only.