Designed for peak performance and styleMaximize horsepower and torque1.75” to 1.875” 16-gauge stepped primary headers that merge into a 2.5” collector2.50” high-flow baffles wrapped in stainless steel wool and high-temperature fiberglass2.50” tapered baffle exit cone to enhance low-end torque2.25”, 220° 16-gauge heat shields18 mm and 12 mm O2 bungs welded into the primariesShown with optional end capMade in the U.S.A.