Improve airflow and engine response with aFe Magnum FORCE Stage-1 Intake Systems, designed as a direct upgrade over restrictive factory airboxes. Stage-1 systems utilize an open-element filter mounted to the stock airbox location, allowing increased air volume, enhanced induction sound, and simple installation with OE-fit hardware. Built with quality materials and advanced filter technology, aFe Stage-1 intakes deliver efficient airflow, reliable performance gains, and easy maintenance.