This housing is for car with seal-beam headlight. For the seal-beam headlight car, you have to change the whole housing every time the light bulb burns out. After you change to this H-4 Headlight Housing, whenever your headlight burn out, all you need to do is change the light bulb. Fit many kind of car, like 86-89 Accord, 87-91 Prelude, 87-89 Integra, 89-94 240SX, 87-92 Nissan NX, 87-93 Celica, 86-95 MR-2, 87-93 Supra, etc.