aFe Magnum FORCE Intake Coupling Kit (4-1/4 IN ID to 3-7/8 IN ID x 17 Deg.) Elbow Coupler - Black 2018-nissan-maxima-esi2372148 System Features: Cat-Back(tm) System Split

System Features: Cat-Back(tm) System Split Rear Exit 4" Round Black Chrome On T-304 Stainless Steel Tips Touring Sound Level T-304 Stainless Steel Construction Bolt-On Installation Million Mile Warranty

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This 360-degree radial flow air filter features a 3

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aFe Magnum FORCE Intake Coupling Kit (4-1/4 IN ID to 3-7/8 IN ID x 17 Deg.) Elbow Coupler - Black 2018-nissan-maxima-esi2372148 System Features: Cat-Back(tm) System SplitThe high temperature 2 Ply reinforced silicone elbow coupler is designed to connect to a (3 7 8" x 4 1 4")OD tube. Standard stainless steel worm gear #064 & #072 clamps provides tight connections, durability and is corrosion resistance for industrial, commercial, truck, off road and racing applications.