Euro 5 homologated. Comes with a 1000°C resistant matte black Cerakote ceramic coating. Handcrafted from AISI 304 stainless steel. OEM muffler weight 8kg.; Zard weight 7.7kg. Complete with billet aluminum end caps with a laser-edged logo on top. These slip-on mufflers are designed with state-of-the-art Zard technology and combined with the traditional charm of H-D''s large classic cruisers. Manufactured using high end 2D/3D lasers; bending machines and skilled qualified welders for the perfect result. Complete with clear stainless hardware. Note: No adjustments required to injection or ignition. Note: This are EU homologated slip-on exhaust mufflers. Removing or modifying the Db killer on homologated mufflers 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 both mufflers and it must be presented to law enforcement when checked.