
The Weapon R 3-inch SW1 air filter is a universal replacement intake filter sized for 3" diameter plumbing and intended for aftermarket induction applications. As a compact universal filter, it fits many small-diameter intake setups and serves as a straightforward consumable replacement where a 3" inlet is required, making it suitable for custom or modified induction systems that accept a 3" element.
Weapon R 3inch SW1 Air Filter