Designed to increase horsepower and torque while providing an aggressive, low-frequency sound level
1.75� to 1.875� to 2� high-flow 16-gauge stepped primary headers with a 2.5� collector
4.5� diameter, 16-gauge HP-Plus muffler with 2.5� inlet
Removable 1.5� absorptive baffle with 3� reverse cone outlet to maximize torque; baffle is wrapped in stainless steel wool and high-temp fiberglass for a rich, mellow tone
2.50�, 220�, 16-gauge heat shields
18 mm and 12 mm O2 bungs welded into the primaries
Optional Ghost pipe available separately to give a 2-into-2 look