Factory4.1 SL (Slip-On) 044235 ext_Gnarly_Pipe • Dual layer face foam

•    Dual layer face foam manages sweat

Lightweight & Breathable: Constructed with 180g lycra fabric and 80g mesh air for maximum ventilation

FMF created the Powercore 2 Shorty

great sound attenuation and optimum performance and longevity

com and connect with fellow motorcycle enthusiasts from around the world

Factory4.1 SL (Slip-On) 044235 ext_Gnarly_Pipe • Dual layer face foamThe Factory 4. 1 is FMF Racing's premier performance exhaust. With 30 years of racing experience behind it, the Factory 4. 1 takes advantage of everything we've learned on the race track. Available in natural or blue anodized finish. Horsepower gains throughout RPM range. Available with titanium or high strength stainless steel midpipe. 94dB Insert Included