There may not be an obvious direct connection between 'the son of a preacher man' and 'pulp fiction' at first glance. 'The son of a preacher man' could be a character concept that might be relevant in a story, and 'pulp fiction' is a well - known work. Maybe if there were a modern adaptation or a creative reinterpretation, a 'son of a preacher man' type of character could be inserted into a 'pulp fiction' - style story, perhaps as a moral or cultural contrast to the often gritty and amoral world of 'pulp fiction'.
Well, 'the son of a preacher man' gives an image of someone with a religious background, probably with certain moral teachings. 'Pulp fiction' is a complex and often violent and morally ambiguous work. If we were to make a connection, it could be that the son of a preacher man enters the world of 'pulp fiction' and has to grapple with the clash between his upbringing and the reality he faces in that world. Or perhaps it could be a metaphorical connection, where the preacher man's son represents a certain purity that is tested by the 'pulp fiction' - like situations in life.