FMF Racing Q4 Spark Arrestor Slip-On - Stainless Midpipe , Material: Aluminum 044271
Material: AluminumUnbelievable noise reduction in high-performance packageApproved by the Blue Ribbon Coalition and ORBACompatible with FMF or stock headerAdvanced design for painless repackingSound output as low as 92 dBSpark arrestor includedThis Item Fits the Following Applications:2008-2013 Yamaha WR250R2008-2011 Yamaha WR250X