FMF Q4 Slip On Spark Arrestor

FMF Q4 Slip On Spark Arrestor Multi-chamber design reduces noise while adding power Provides 94db sound levels with quiet core insert (included) Boosts mid range power roughly 15% over stock FMF products are designed & Made in USA For off Road Use Only. Will not work on RR-S models due to EPA restrictions. Fits 2010-2019 RR/RS/RR-S 4-strokes (except 125 RR-S)