Khrome Werks Instigator Air Cleaner For Harley Touring / Softail The Khrome Werks Instigator Air Cleaner is the perfect compliment to your Khrome Werks Exhaust System. The one-piece aluminum backing plate and integrated breather keep your motor looking tidy. Features: Reusable black cotton element protected with stainless mesh One-piece aluminum backplate Hidden breather