premier 4dMyMagnum 4D app is your access to becoming an M Premium member! Get exclusive benefits and privilege by verifying your account. • Magnum Life Grand Prize Winner Bonus RewardA 2018 Chevrolet Malibu Premier Sedan 4D has depreciated $9,912 or 44% in the last 3 years and has a current resale value of $12,494 and trade-in value of $10,464. Login or create a