What's in the kit: 

2000-2017 Harley FX FL Vent & Oil Feed/Return Retainer Kit 6378300 6363200

Drag Specialties Large Oil Line Retainer Assembly - 0711-0213
Used on the oil lines that run from the oil tank to the engine
Replacement is recommended when oil lines are removed
Include O-rings
Replaces OEM No. 63632-00
2 per bike

Drag Specialties Small Vent Line Retainer Assembly - 0711-0214
Used on the oil lines that run from the oil tank to the engine
Replacement is recommended when oil lines are removed
Include O-rings
Replaces OEM NO. 63783-00
3 per bike