FMF Powerbomb Inox All-terrain ManifoldHONDA 250 CRF 250 L (MD38) - 2013 - 2016Ref : 1822-0391 / 18220391

The PowerBomb manifold uses a patented FMF module that precisely locates exhausts in the first stage of the manifold.Positioning the PowerBomb manifold increases performance by 10%.
It acts as a pre-silencer to reduce the sound volume.
Expansion and contraction of exhaust noise via the manifold, enabling greater flow.
In some cases, it is available in stainless steel to optimize strength while maintaining lightness, or in titanium to reduce weight as much as possible.