BO OBX Catback Exhaust 89-97 Mazda Miata MX5 NB8C 1.6 1.8L High quality T-304 stainless steel Lifetime warranty from manufacturer defects OBX Genuine Products Design and Quality of OBX U.S.A CNC machine flanges with DUAL-TIG welded construction Nut & Bolt Accessories are Included