The Role of IL 23 in the Pathogenesis and Therapy of Inflammatory Bowel The IL 23R and Its Genetic Variants: A Hitherto Unforeseen Bridge JAKIL 23_ Echappement M9 BLACK IXRACE pour HONDA CBR 500 R 13 15. M9 BLACK, IXRACE offers you its famous high quality exhaust silencers! See full description below: Technical features: AISI 304 stainless steel manifold fittings with matt satin finish and TIG welds AISI304 stainless steel exhaust Stainless steel rivets Exhaust tip 100% double layer carbon fiber and high temperature resin Engraving with laser technology from the IXRACE brand and the inscription of the CE homologation number Exhaust homologated EURO4 according to European regulation R168 Delivered with CE homologation document allowing its legal use in the European community Double cylindrical gas outlets High temperature matt black lacquer Gas outlet diameter 50 mm Fixing of the manifold with the exhaust by 2 AISI304 stainless steel springs * All vehicles from 2017 must circulate with EURO4 homologation. EURO3 approval is therefore not valid for vehicles sold from 2017. Exhaust dimensions: Short exhaust Total length: 375 mm Weight: 1,6 Kg