Headlight relay kit converts the 1967-68 Mercury Cougars with quad or 4 headlights to modern car technology (kit also works on 1967-68 Mustang 2 headlight systems). If your Cougar suffers from dim headlights you are not getting a full battery power to the back of your headlamp bulbs. Safe for use...

Headlight relay kit converts the 1967-68 Mercury Cougars with quad or 4 headlights to modern car technology (kit also works on 67-68 Mustangs 2 headlight system). If your Cougar suffers from dim headlights you are not getting a full battery power to the back of your headlamp bulbs. Safe for use on...

Reproduction halogen headlight conversion kit. Included in this kit are the four halogen headlight bulbs (2 high and 2 low) and the mini-relay kit, which is needed when installing halogen bulbs on your 67 - 68 Cougar. The 55 Watt Xenon Halogen H4/9003 bulbs included in this kit are "cool white"...

Reproduction pair of halogen headlights for any 67 - 73 Cougar or Mustang. These bulbs work for both high and low beam, you simply need to bend one of the tabs back for high beam (see photo above). Keep in mind that you will need a headlight relay kit when installing halogen headlights on your...