![Big Sucker™ Stage I Air Filter Kit — Knuckle - Big Sucker™ Stage I Air Filter Kit - Chrome [1010-2481]](http://road-rage-bikeworks.myshopify.com/cdn/shop/files/4FA609E8-0B35-4839-8437-A719EF229C9E_a1f4586e-0838-4585-a7bb-74e74efd2962.png?v=1775168868&width=1160)
Big Sucker™ Stage I Air Filter Kit — Knuckle - Big Sucker™ Stage I Air Filter Kit - Chrome [1010-2481]
- One-Piece aluminum backing plate with hidden breather technology
- Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware
- Radius air inlet provides maximum performance by providing unobstructed airflow
- All necessary hardware and instructions are included
- Pre-Oiled high performance filter is washable and reusable
- Performance filter is made from 4 layers of surgical grade cotton
- Increases horsepower and torque
- Performance filter is handmade in the USA