GPR Exhaust Trioval Slip On for Suzuki Gladius 650 2008 to 2015 Muffler with:dB Killer Link Pipe The lightest and most breathable K 225687 The lightest and most breathable polypropylene fiber on the market combined with a real carbon yarn that provides heat transmission and antistatic properties that protect the body from the electric charge caused by rubbing multiple synthetic fabrics against each other (condition typical of sports clothing) • Antistatic system : The carbon yarn isolates the static electricity caused by the rubbing of fabrics • Seamless technology : Seamless garment on the torso to provide absolute comfort • Materials : Carbon Underwear® Breathability and thermoregulation without compromise K = Billet Aluminum The exhaust has a removable db killer (noise restrictor) for racing use please stop the installation process and immediately contact customer care via email at claim@GPR