- Black anodized one-piece aluminum backing plate - Used with OEM air cleaner cover with single central bolt (excl. 14-16 Touring) - Can be used as an exposed filter design when using one of the Ness Stage1 billet covers - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow Note: 14-16 Touring is not compatible with the OEM cover but requires an exposed filter design and is compatible with one of the Ness Stage1 billet covers

- Plain finish one-piece aluminum backing plate - Used with OEM air cleaner cover with single central bolt - Can be used as an exposed filter design when using one of the Ness Stage1 billet covers - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow

- Plain finish one-piece aluminum backing plate - Used with OEM air cleaner cover with single central bolt - Can be used as an exposed filter design when using one of the Ness Stage1 billet covers - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow

- Chrome plated one-piece aluminum backing plate - Used with a custom round air cleaner cover; minimum ID 6-1/4" - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow

With Scalloped Black anodized billet cover. The exposed air filter element gives it good looks and excellent breathing capabilities. - This air cleaner assembly comes with Ness'' synthetic; stainless steel jacketed filter element equipped with synthetic filter media. This high performance filter is water-resistant and does not require filter oil. To service; just clean; rinse and re-install. - Replacement air filter elements 959593 (black synthetic filter; requires no oil) / 959597 (4-layer cotton gauge pre-oiled) - Optional rain sock 595629

With Scalloped Black anodized billet cover. The exposed air filter element gives it good looks and excellent breathing capabilities. - This air cleaner assembly comes with Ness'' synthetic; stainless steel jacketed filter element equipped with synthetic filter media. This high performance filter is water-resistant and does not require filter oil. To service; just clean; rinse and re-install. - Replacement air filter elements 959594 (black synthetic filter; requires no oil) / 959598 (4-layer cotton gauge pre-oiled) - Optional rain sock 595629

- Chrome one-piece billet aluminum backing plate - Used with Ness Stage II outer covers; or any custom outer cover with a single central bolt and a minimum of 8" diameter - Not compatible with OEM outer air cleaner covers - Stage II Big Suckers feature a 20% larger filtration area than the Stage I kits - Comes with a high performance synthetic filter with a zinc plated housing - Filter requires no oil; just clean; rinse and re-install when servicing - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow. Note: See 959660 for the replacement Ness filter element.

- Chrome plated one-piece billet aluminum backing plate - Scalloped chrome plated billet outer cover - Not compatible with OEM outer air cleaner covers - Stage II Big Suckers feature a 20% larger filtration area than the Stage I kits - Comes with a high performance synthetic filter with a zinc plated housing - Filter requires no oil; just clean; rinse and re-install when servicing - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow.

- Chrome one-piece billet aluminum backing plate - Smooth chrome steel outer cover - Not compatible with OEM outer air cleaner covers - Stage II Big Suckers feature a 20% larger filtration area than the Stage I kits - Comes with a high performance synthetic filter with a zinc plated housing - Filter requires no oil; just clean; rinse and re-install when servicing - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow.

- Black anodized one-piece billet aluminum backing plate - Smooth black powder coated steel outer cover - Not compatible with OEM outer air cleaner covers - Stage II Big Suckers feature a 20% larger filtration area than the Stage I kits - Comes with a high performance synthetic filter with a zinc plated housing - Filter requires no oil; just clean; rinse and re-install when servicing - Increases horsepower & torque - Built-in patented breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings - Radius air inlet for unobstructed airflow.