The Mishimoto 3.5 Silicone Intake Boot (Blue) - HOSEE3692IB35BL is a high-quality replacement intake boot for your vehicle's air intake system. It is made from durable silicone material, which is resistant to high temperatures and will not crack or deteriorate over time. The boot has a 3.5 diameter, making it compatible with a wide range of vehicles. The blue color adds a pop of style to your engine bay. This intake boot is designed to improve air flow and increase horsepower and torque. It is a direct fit for easy installation and comes with all necessary hardware. Upgrade your vehicle's performance and add a touch of style with the Mishimoto 3.5 Silicone Intake Boot (Blue) - HOSEE3692IB35BL.