GPR Exhaust - Pentacross Inox Full Line for Yamaha YZ 450 F - 2018 to 2019 Muffler with:dB Killer-Spark Arrestor **** The replacement springs can

**** The replacement springs can be used both with and without ESA Equipment

Spring: 21103-36

by Application for FGHO 1894

Greater comfort while riding thanks to large-sized foot area

GPR Exhaust - Pentacross Inox Full Line for Yamaha YZ 450 F - 2018 to 2019 Muffler with:dB Killer-Spark Arrestor **** The replacement springs canComplete RACING system for track use made in respect to FIM homologation limits, the kit consists of manifold with ULTRABOMB expansion and new PENTACROSS silencers line. Manifold and silencers are made of 304 stainless steel, average performance increase of 2cv, significant reduction in weight, developed thanks to the collaboration with the MXGP team Technical Specifications Shape: Pentagonal Body Color: Brushed Stainless steel Endcap Color: Brushed