Fertilize the Blaspheming Bombshell! (1990)

She was a bombshell from Brooklyn on a cross country ride to Hell!!

Sheila Caan is menaced by Satan worshipers on her journey from Brooklyn to Las Vegas. In an effort to find out what happened to her twin sister, she undergoes many treacherous journeys, a number of Satanist slayings, and a number of showers.