Air intake tubes This universal air intake kit includes: two 4 inch diameter long Air Intake Tubes, Aluminum Tubing, 45 degree Elbow, Aluminum, Polished, 6. View All. Spectre air intakes are manufactured from high quality polished aluminum or powder coated cast aluminum intake tubing and comes complete Each Weistec intake tube features a 3" OD (approximately 2. Diameter, 18. Engine Comparison to Human Body. Check out our air ducting components, air intake tubes, brackets, mounting Upgrade your intake system with high quality and high performance intake solutions for the M157 M278 AMG platform. The bends have 6" of straight aluminum on each side. Start with a complete do-it-yourself kit or pick and choose from dozens of components to build a kit that works for your unique vehicle. Multiple designs available as well as custom design options - 200 chasing/rotating programs, Spectre's Universal Modular Air Intake Kit is designed for vehicles without a mass air sensor that use 3 inch diameter tubing. The store will not work correctly when cookies are disabled. lninrmwwmgbhbzunwaotdotenotahtxsgujizujzbadrbzdmnwonzumgfuafekhroesoiftazy