S&S Teardrop Air Stinger Air Cleaner Kit For Harley Milwaukee-Eight The Air Stinger takes the existing high flow stealth air cleaner and replaces the air smoothing stinger with a similar shaped filter element. More filter surface allows for much more gains than a stock filter. The Air Stinger filter element is washable just like the stealth filters and designed to last for years to come. Features: 55 more air flow over stock Washable element Includes stylish new cover Chrome and black finishes