In 1990, a new Lexus LS 400 carried a starting MSRP of $35,350. By 2000, that price had jumped to $54,500. Lexus offered a range of options for the LS 400, some of those for the 2000 model year were relatively inexpensive (like the $440 heated front seats) and some of which are pretty pricey (like the $5,405 Navigation System Package). Used examples on CarGurus range from $5,995.00 to $19,500.00 with an average price of $0.00.