Not homologated. Without catalytic converters. 80mm diameter slip-on stainless steel precision-made exhaust muffler set. Although not homologated mufflers come with a removable homologated Db killers (708849), a racing Db killer (708859) is optionally available. Chrome plated finish. 80mm diameter. With CNC machined Ergal (aluminum 7075) 'Slash Cut' end caps. With removable dB killer. Note: See 708849 for Standard replacement Db killer or 708859 for the optional Racing Db killer.