The Kenworth 13 or 15 Inch Rear Air Cleaner Kit with 12 Slotted Holes (FG2) is a practical and reliable solution for maintaining clean air in your Kenworth truck. Made of stainless steel, this kit is durable and long-lasting. It includes a hardware kit for easy installation. With an air cleaner bar length of approximately 21.88 inches, it fits most Kenworth models. This rear air cleaner kit is sold as a kit, providing all the necessary components for a hassle-free installation. Improve the air quality in your truck with this high-quality and convenient kit.