Vibrant Performance 90? Aluminum Bend - Polished Aluminum Tubing Bend - 90? - Mandrel Aluminum - Polished - Each Optimize your vehicle's performance with this top-of-the-line 90? aluminum bend from Vibrant Performance. Crafted with a durable, mandrel-bent design and polished finish, this bend is the perfect choice for achieving optimal airflow and reducing restrictions in your exhaust system. Get ready to experience improved engine efficiency and a sleek, professional look with every use of this polished aluminum tubing bend.