FACTORY EFFEX TC4 Cover - YZ 250/450F 11-27220 Engine Case Guard Efficiently draws air but also

Efficiently draws air but also smooths airflow over (and from the side) of the helmet

Easy installation with all mounting hardware included

Expanders made entirely of steelCover is impact resistant

the least possible backpressure Pure drag pipes work great on dragsters because they spend 100 percent of their time at full throttle

FACTORY EFFEX TC4 Cover - YZ 250/450F 11-27220 Engine Case Guard Efficiently draws air but alsoThe first specifically designed seat cover kit for today's 4 strokes Feature Dura Grip material that has integrated embossed top seat ribs that keep you positioned on the seat Color matched rear panel, raised OEM logos and interlock stitching for long lasting wear Bump version features soft cell seat foam technology for even more grip and control Easy installation; no cutting, sanding or filing required