Lexus LS.
What to Check Before Buying.

The Lexus LS is a luxury saloon built to rival the Mercedes S-Class and BMW 7 Series, with a reputation for exceptional reliability and build quality. Typically owned by executives and chauffeur services, these cars often cover high mileages but are usually well maintained. Buyers should pay close attention to service history and be aware that repairs on complex systems like air suspension can be expensive, even if failures are relatively rare.

The average used car has 3+ known model faults the seller won't mention.