K&N Engineering 57-3050 KN 57 FIPK Air Intake 50 fuel-air-carburetors-accessories-vent-hose Large hex type used in

Large hex type used in most Mikuni Carburetors

2010-2020 Yamaha YZ450F

3 Piece Assembly

1995-1996 Triumph Tiger

K&N Engineering 57-3050 KN 57 FIPK Air Intake 50 fuel-air-carburetors-accessories-vent-hose Large hex type used inA high density polyethylene (HDPE) rotationally molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High Flow Air Filter featuring oiled cotton filter media. The oversized, conical design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect