Not sure which 2004 BMW 3-Series Cargo & Trunk Liners are right for you? We have over 773 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Gregory O from Atlanta, GA said, "I highly recomment the Hexomats. In addition to the cargo liner, I put them in the front and rear seats. Fit like a glove and dont move around. I prefer them over the weathertech, which I have in my other car."