Euro 3 homologated. Comes with a mirror-like polished finish. Made from AISI 304 stainless steel; with a steel heat shield and an aluminum end cap. Manufactured using high end 2D/3D lasers; robots; bending machines and skilled qualified welders for the perfect result. Note: This is a EU homologated exhaust system. Removing or modifying the Db killer on homologated exhausts will void the warranty and the homologation. Certification is valid for unmodified stock bikes; for the specific models and model years as mentioned in the product descriptions (Directive 97/24/CE; EU regulation 134/2014). The approval number; shown on the supplied relevant certificate; is stamped on every exhaust system and it must be presented to law enforcement when checked.