Airlift Suspension Lexus LS 400 (1989-2000)The Lexus LS400 was a five year, one billion dollar investment for Toyota, designed to be the most deluxe vehicle on the market, complete with automatic features, California walnut in the interior, and even an integrated cellular phone! All the added features and the brand new design made it the perfect flagship vehicle for the brands luxury division and the benchmark in the luxury sedan market. Perhaps the one thing that Toyotas designers overlooked