MOTOFLOWZ BLUE BILLET HEX CUSTOM GAS CAP VENT yz yzf 125 250 450 yfz yamaha 85 MOTOFLOWZ FIT ALL DIRT BIKES and QUADS. Replaces OEM vent hose in seconds. HIGH VOLUME Air Flow. Keeps even the most demanding motors running strong CUSTOM VENT CAP BRAND NEW IN PACKAGE!