TWIN AIR - AIR FILTER - 158089 - UNOILED - BETA 2T 23-26 250/300 X-TRAINER / 23-26 RR/RR-RACE/X-PRO 125/200/250/300 / 4T 23-26 RR/RR RACE/X-PRO 350/390/430/480 20-25 / 250-450RX 24-26Unsure on what filter is right for your bike? Visit Twin Air's filter finder below. Twin Air Air Filter Finder Twin Air's Original Dual Stage patented design, high quality materials and superior construction deliver unbeatable performance and protection. Twin Air Filters are the hands down choice of more World and National Champions than all other filters combined. Mfg Part# 158089

Versatile enough to be used on cam chains or drive chains

It is ideal to use when travelling

Not for use in breaking rivet master links

Our Hour Tachometer meter has become the most cost-effective method of performing service

-Please read the User Manual tab above for more information on using Taipan's accessory connections

-Mountain shaped blocks on the front tire help to provide more

Supertrac measures 1

it won’t melt or run out

The 120L & 124L  is in stock now

Monster Energy/Yamaha Factory

The main difference is that

21-23 WR450F