Sex Highway: Woman's Parking Lot (1974) is a Romance film that follows a young wife dabbles in casual prostitution to secretly help her older husband improve his business. But when she falls for one of her clients complications ensue. Sex Highway: Woman's Parking Lot is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.7 out of 10 from 3 votes. Fans of romance movies may also want to explore similar titles below.