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4" O.D. Aluminum Tubes

If you need to design and build a custom one-off air intake system for your vehicle, Spectre has you covered. We offer air intake tubes in 4 inch outside diameter aluminum tubing with various tube angles including, straight, 22, 30, 35, 40, 45, 60, 75, 90, 100, 110, 120 and full 180 degree "U" bend tubes.