, baffle unit × 1 · 2 PCs botankyappuboruto M6 x 2 pieces supuringuwassya Φ 6 x l shape hex wrench x 1 pieces * Charged the tail end of the muffler you must please check the "inside". * Distortion: There may be performed with the ear on the tail end. * The muffler can be used to attach the tail end to bolt hole not included.