This is for a SET of stock H4-H11 Adapters for Dapper Lighting 575s.
This adapts your stock H4 plug to H11 bulbs.
(2) H4-H1 Adapters
Please be sure to select Low beam, High Beam, or Combination High Low.
Two versions available are:
1. 6A Diode (Manual Configuration)
2. Power Control Unit (PCU) - Automatic Power Selection Chipset (Combo High Low only)