APX SLIP-ON MUFFLER. 6061 Extruded and anodized aluminum. 6061 Anodised brackets and flanges. Yellow zink plated and Stainless screws and nuts with lock washers. New inner cores (compatible with current core wrap). Fully serviceable by user/owner/rider/workshop. Casted stainless intake flanges (this part in itself is a jewel). EPDM bushings to dampen vibrations. 6061 machined details in attachment points. INCLUDED IN PACKAGE. Everything, nuts, bolts, washers, gaskets, etc.