ALPINESTARS SMX-6 v2 Drystar® Boots - Black/Red - US 9 / EU 43 2243017-1030-43 Spark Arrestor Fitment: Yamaha R1 1998-2017 +

Fitment: Yamaha R1 1998-2017 + Yamaha R6 1999-2017 + Yamaha R6S 2006-2009

Add increased airflow to the carburetor

NOTE: Must have bike side harness in order to use this kit (not included)

KTM 450 XCRW 08

ALPINESTARS SMX-6 v2 Drystar® Boots - Black/Red - US 9 / EU 43 2243017-1030-43 Spark Arrestor Fitment: Yamaha R1 1998-2017 +Boot upper incorporates an innovative front and rear bellows and rear calf zone for higher levels of flexibility Boot upper is constructed from microfiber for durability and abrasion resistance Ergonomic forefoot streamlining enables greater control of the bike's controls and provides a superior, wide ranging foot profile for excellent fit and comfort Alpinestars innovative TPU lateral ankle brace provides a biomechanical support between the lateral