2-into-2 Dominator Exhaust System – Black – ’09-’16 FL – With 4-1/2″ Muffler

1-3/4” to 1-7/8” high-flow 16-gauge stepped primary headers with an obround 1-7/8” crossover; 4”-diameter, 16-gauge absorptive mufflers with 2” inlets and removable billet tips; 2-1/2,” 220°, 16-gauge heat shields; 18 mm and 12 mm O2 bungs welded into the primaries; Heavy-duty, AccuSeal® reaction-block header-to-muffler clamps included; Removable insert for ultimate sound control; Optional inserts boost low-end performance (available separately); Made in the U.S.A.