The best part of GTA 5's August 13 update isn't the cash payout; it's that the free Declasse Hotring Sabre gives the whole week a reason to exist. You can claim the racer, unlock its Sprunk and eCola livery, and build funds for other purchases instead of reaching for buy GTA 5 Money before trying the event content. From August 13 through August 20, Hotring Circuit Series races pay 4x GTA$ and...