aFe Intake Coupling Kit | 4in to 3-3/8in 90° Elbow (59-00073)

The aFe Magnum FORCE Intake Coupling Kit is a high-performance elbow coupler designed for automotive intake systems. Made from high-temperature, 2-Ply reinforced silicone, it provides excellent durability and heat resistance. The coupler features a 90-degree bend and connects to a 3-1/2" x 3" outer diameter tube, measuring 7 inches in length. Standard stainless steel worm-gear clamps (#052 and #064) ensure tight, secure connections that resist corrosion, making it suitable for industrial, commercial, truck, off-road, and racing applications. Its robust construction enhances airflow efficiency and system reliability under demanding conditions.

This intake coupling kit is compatible with a wide range of vehicles requiring a 4-inch inner diameter to 3-3/8-inch inner diameter transition. It is ideal for use in performance upgrades, custom builds, or replacement applications where a reliable, heat-resistant connection is needed. The kit includes the silicone elbow and stainless steel clamps, designed for straightforward bolt-on installation. Suitable for off-road, racing, or daily driving scenarios, this coupler ensures a secure fit and long-lasting performance in high-temperature environments.