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.
SYNONYMY NOTE: zealot implies extreme or excessive devotion to a cause and vehement activity in its support [zealots of reform]; fanatic suggests the unreasonable overzealousness of one who goes to any length to maintain or carry out his or her beliefs [a temperance fanatic]; an enthusiast is one who is animated by an intense and eager interest in an activity, cause, etc. [a sports enthusiast]; bigot implies blind and intolerant devotion to a creed, opinions, etc. [a religious bigot]