FACTORY EFFEX TC4 Cover - Bump - KX 250/450F 12-28126 Electronic Throttle Control Extension 4" muffler body capped with

4" muffler body capped with a 4" machined aluminum dual-cut tip

their proprietary crossover technology that helps to increase overall power from idle to redline

New low-profile design fits under stock primary cover

1-3/8" tall in the front

Feature scalloped chromed billet tips

FACTORY EFFEX TC4 Cover - Bump - KX 250/450F 12-28126 Electronic Throttle Control Extension 4" muffler body capped withThe 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