aFe Magnum FORCE CAI Univ. Silicone (4.125in to 3.5in ID / 49 Deg.) Elbow Reducing Coupler – Black

The high temperature 1-Ply reinforced silicone reducer elbow coupler is designed to connect to a (4.15″ x 3.5″) OD tube. Standard stainless steel worm-gear #052 & #064 clamps provides tight connections, durability, and is corrosion resistant for industrial, commercial, truck, off-road, and racing applications.