ALPINESTARS Stella SMX Air Jacket - Black - Small 3316523-10-S Muffler Packing Kit includes a Big Air

Kit includes a Big Air Filter

of your carb throat with the i

the ActiveTune kit monitors the fuel mixture making fast and consistent changes to mitigate changing fuel requirements

Fits both dirt bikes and ATVs

X3 MAX X RS R

ALPINESTARS Stella SMX Air Jacket - Black - Small 3316523-10-S Muffler Packing Kit includes a Big AirTech Air Ready Dedicated female fit Strategic stretch inserts on side torso and upper back panel Detachable windproof liner Ergonomic design for optimal sport movement and flexibility Mesh chassis with mechanical stretch combined with polyfabric 450D perforated in key areas including the chest panel Waterproof compartment Waist adjusters New inner construction for Nucleon protection insert upgrades, ready to accommodate the new Alpinestars long back