KBB.com 5-Year Cost to Own Awards. Delivers 23 Highway MPG and 16 City MPG! This LEXUS LS 460 boasts a Gas V8 4.6L/281 engine powering this Automatic transmission. Pwr door locks, Leather seat trim, Dual chrome exhaust tips. This LEXUS LS 460 Comes Equipped with These... via CarSoup