FORCEWINDER XR-2 AIR CLEANER KIT FOR TWIN CAM BIG TWINS CARBURATED ONLY.INCLUDES HARD ALUMINUM TUBING AND A. N. FITTINGS FOR BREATHERS. MFG# 5013-22TD
Source: Custom Chrome
All the features of the regular Forcewinder XR, with the added benefit of a head breather kit. Available with polished, or black elbow.