These 4? diameter disc-based Megaphone Series are our signature muffler that utilize our patented Tunable Disc Technology and provide significant horsepower gains. Megaphone Series are SAE-J2825 sound compliant.
Megaphone Slip-Ons are available for ?95 ? ?13 Baggers and ?13 and earlier model Tri Glides. They provide an 8 - 10% horsepower gain. Megaphone Slip-Ons are compatible with our True Duals and our Crossover Conversion.
Megaphone 2:1 Systems are available for ?86 ? ?06 Softails, ?91 ? ?05 Dynas, ?86 ? ?99 Sportster XLH, ?84 ? ?94 FXR models and ?71 ? ?84 Shovelheads. Does not fit Custom or 883R.
Megaphone 2:2 Systems are available for ?86 ? ?06 Softails, ?86 ? ?99 & ?04 ? ?11 Sportster XLH, ?08 ? ?13 Sportster XR1200,?90 and later Sportster XR750 as well as ?84 ? ?94 FXR. The 2:2 XR Style system provides a bolt-on 20% horsepower gain.
The classic Megaphone design allows the exhaust gas to expand which increases power. Discs let you control the flow. Optional Open End Caps for closed course competition are also available.
Twelve - 4? discs, a Closed End Cap and all necessary mounting hardware is included with Slip-Ons and the 2:1.
Twenty-four - 4? discs, Closed End Caps and all necessary mounting hardware is included with the 2:2.
Add 4? discs to increase horsepower, exhaust tone and flow.
Subtract 4? discs to reduce sound and increase low-end-torque.