Cusco D1 bolt-in pillar bars for the Mazda Miata look great, increase chassis rigidity and most importantly, offer added protection in the event of a crash. Constructed from 40mm chomoly piping, Cusco pillar bars brace the B-pillar of your Miata to the chassis through the floor, increasing structural rigidity. The chomoly steel design is 33% lighter than traditional steel, so weight addition wont be an issue. Each Cusco D1 pillar bar is individually oriented to the most structurally relevant mounting points for maximum rigidity and effectiveness. D1 roll bars and cages come powder coated in Cusco’s trademark metallic blue hue and will all NA Miata models.