FMF Powercore 4 Muffler 043210 1831-0478 DL-01V Volt Meter Backpack has an ergonomic design

Backpack has an ergonomic design for rider comfort with a robust material construction for durability

Designs that fit either the standard stock casings or the factory race kit alternator covers

The inter core tube is made of stainless that slips over the entrance and into the exit cap that is made of Titanium and accented with a Carbon fiber beauty cover with a 60* slash cut

Aramid stretch panels are laminated to provide additional protection from the wind

especially under off-road conditions

FMF Powercore 4 Muffler 043210 1831-0478 DL-01V Volt Meter Backpack has an ergonomic designFMF developed the PowerCore 4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding Aluminum construction and stainless steel Hi Flo endcaps make for the perfect balance of performance and strength Removable spark arrestor included