FMF For 94dB Spark Arrestor Insert - 4.1 RCT 040678

FMF Racing Factory 4.1 RCT Quiet Insert 1-1/2" Spark Arrestor 040678

Spark Arrestor Insert w/ Snap-Ring FMF 040678

FMF Factory 4.1 RCT Spark Arrestor Insert 040638 Exhaust Silencer USFS Approved

FMF Racing Spark Arrestor Insert - 040678

FMF Factory 4.1 Spark Arrestor 94db RCT Quiet Insert (2016 KTM Models) (040678)

FMF Quiet Core Insert for Factory 4.1 RCT Motorcycle Dirt Bike 040689 1861-1666

FMF Racing 4.1 RCT 94DB SA Quiet Insert 040678 27-5375 1861-1097 79-0340 357544