2006 LEXUS LS Wheels Problems

IN MARCH INSTALLED 4 BRAND NEW DUNLOPS IN MY CAR AFTER DRIVING 13K MILES STARTED FEELING A SHAKE IN THE STEERING WHEEL THE RETAILER KEPT ROTATING AND BALANCING THE TIRE AND THE ISSUE WAS STILL THERE CALLED DUNLOP TO LET THEM KNOW THE ISSUE AND CALLED CORPORATE OF THE RETAILER AFTER DOING THE DIAGNOSIS THEY TOLD ME THAT 2 TIRES ARE DEFECTIVE AND THEY WILL REPLACE THE TIRE AFTER THAT THE ISSUE IS STILL THERE I HAVE BEEN TRYING TO REACH TO DUNLOP TIRES CORPORATE AND HAVE BEEN UNSUCCESSFUL ALL TIMES GAVE THE GAVE CAR TO LEXUS DEALER TO DIAGNOSE THE ISSUE AFTER A ROAD FORCE WAS PERFORMS ONE OF THE 2 TIRES REPLACED TURNED OUT TO STILL BE DEFECTIVE AND THE RETAILER AMERICAS TIRE IN CALIFORNIA REPLACED ALL 4 TIRES ON MY CAR BUT THE ISSUE IS STILL THERE I HAVE BEEN TRYING TO REACH THE AMERICAS TIRE DISTRICT...

IN THE LAST 30 DAYS THE CHROME ON THE INSIDE OF 2 WHEELS WHERE THE TIRES BEAD SEALS HAS SHOWN TO BE DEFECTIVE AND THE TIRES WILL NOT HOLD AIR. I AM AFRAID OF THE TIRES BEAD THAT SEALS AGAINST THIS PART OF THE RIM LOSING AIR AT A HIGH RATE WHEN DRIVING AT HIGHWAY SPEEDS OR, GOING AROUND A CURVE. SO FAR THE FLATS HAVE ACCRUED ONCE IN THE GARAGE AND THE OTHER AT A SLOW SPEED. I WOULD GUESS THE 2 REMAINING WHEELS ARE SUFFERING THE SAME DEFECT AND WILL SHOW UP SOON. THE CHROME WHEELS CAME WITH THE CAR AND ARE A LEXUS PRODUCT. NOT A AFTER MARKET WHEEL. I HAVE OWNED THE CAR SENSE NEW. I CAN NOT FIND ANY RECALL OR, MENTION OF THIS PROBLEM. THE REPAIR SHOP SAID THIS IS FAIRLY COMMON WHIT CHROME WHEELS. THE REPAIR SHOP GROUND THE BAD SPOTS DOWN AND...