Muffler body is AISI 304 stainless steel with TIG welding Tapered design has square lines for elegant style Carbon-fiber end cap with asymmetric cut outwards and downwards that adds a custom touch Stainless steel or carbon-fiber muffler sleeve Stainless steel muffler sleeve features a laser-carved logo set in a footprint in the muffler body Carbon-fiber muffler sleeve features a high-temperature die-cut aluminum adhesive logo All mufflers use a carbon-fiber mounting clamp with rubber vibration-damping element.. MUFFLER FACT S BLK 1000SX