Description
The ARLEN NESS Big Sucker replaces your stock intake system with a sealed, high-flow design that improves throttle response and combustion efficiency on Big Twin engines. By eliminating external breather lines and filter canisters, you gain cleaner aesthetics, simplified maintenance, and a more reliable closed-loop breathing system. The 20% larger filter element delivers measurable airflow gains without sacrificing filtration.
- One-piece aluminum backing plate
- Patented hidden breather technology
- Radius air inlet design
- Closed-loop breather system
- 20% larger high-performance filter
- Steel outer cover
- Chrome finish
- No banjo fittings required
- Bolt-on installation
- Pre-oiled filter included
- Complete hardware and instructions
- Made in the U.S.A.
- Fits Big Twin engines
- MPN: 18-790









