Octane Lighting H4 100w Ceramic Fused PnP Heavy Duty Automotive Wiring Harness Headlight Foglight Booster Relay 12v FIXES: OVERHEATING PLUGS & OVERLOADING THE HEADLIGHT SWITCH FIXES: MALFUNCTIONING HEADLIGHTS WHEN USING HI/LOW BEAMS FIXES: DIM HEADLIGHTS FIXES: BACK FEEDING POWER FIXES: FLICKERING HEADLIGHTS