The science behind the MegaBomb header may be FMFs greatest engineering accomplishment to date. You can bolt on a MegaBomb for as much as a 3 horsepower boost, plus the MegaBomb actually reduces noise levels by as much as 1.5dB. Used by Factory Teams, the MegaBomb is the next level technology you can have today. Produces long header torque and short header over-rev. Reduces sound output as much as 1.5dB. Increases output from stock motor as much as 3 HP, alone. Detailed Specifications: Type: Header. Configuration: Single. Header construction: Titanium. Header type: MegaBomb. Note: For closed course competition use only. Not intended for street use.