aFe Magnum FORCE CAI Univ. Silicone Coupling Kit (3in. ID to 2.75in. ID) Straight Reducer - Black WT4417431-4411072 This is a direct bolt-on

This is a direct bolt-on system no modifications necessary and includes all necessary hardware for a hassle-free installation

Subaru Fuel Rails

Subaru NexGen Flex Fuel Ethanol Sensor Kit STI 2008-2021 NexGen Flex Fuel Module

and also minimizes lag introduced by the factory diverter valve

aFe Magnum FORCE CAI Univ. Silicone Coupling Kit (3in. ID to 2.75in. ID) Straight Reducer - Black WT4417431-4411072 This is a direct bolt-onThe high temperature 3 PLY reinforced silicone reducer coupler is designed to connect to a (3" x 2 3 4") ID tube and is 3" long. Standard stainless steel worm gear #044 & #048 clamps provides tight connections, durability and is corrosion resistance for industrial, commercial, truck, off road and racing applications.