The kits for specific vehicles are designed to fit the stock headlight housings of that vehicle. They may or may not fit into a set of aftermarket headlight housings; fitment completely depends on the shape of the housing.
The name Zealot creates a sensitive, imaginative, idealistic nature, which works for you in some parts of your life but is a severe limitation in others. In your personal relationships, self-consciousness and a fear of your deeper thoughts and feelings being misunderstood or belittled inhibit spontaneous verbal expression.
Use the adjective zealous as a way to describe eagerness or enthusiastic activity. If you are too zealous in your efforts to decorate the house with Christmas lights, you might cause a power outage for the whole neighborhood. Zealous is the adjective for the noun zeal eager partisanship; the latter has a long e, but zealous has a short one: ZEL-uhs. It can have a slightly negative connotation, and people are sometimes described as overzealous, meaning they try too hard.