The 9900i (Long Hood) Air Cleaner Bracket - Rear - 6 Combo Holes (RW52121-11) is a practical and versatile product designed for the 9900IX model. It features front and rear air cleaner brackets, available in blank, 6 combo, or 14 two-inch light holes. Sold as a pair, this air cleaner bracket offers convenience and flexibility for your vehicle. With its durable construction and easy installation, it ensures a secure and efficient air cleaning system. Upgrade your truck with this reliable and functional air cleaner bracket.