If you want to put 20 inch rims on your M3 YOU GO RIGHT ON AHEAD BECAUSE MY M3 IS GOING TO BE JUST LIKE THE HAMANN M3 IN JEREZ COLOR, UNLIKE THE HAMANN JET BLACK COLOR. THE HAMANN CAR HAS 20INCH RIMS AND IT LOOKS GOOD.
I ORDERED MYSELF THE NEW M3 AND MY M3 WILL HAVE EVERYTHING THE HAMANN CAR HAS TRUST ME. NO FACTORY LOOKING CAR FOR ME THAT IS A NO GO. I AM GOING TO PUT 20X9 INCH CHROME RIMS ON THE FRONT WITH 245/30 ZR20 TIRES AND 20X10 CHROME RIMS ON THE REAR WITH 305/25 ZR20 TIRES ON THE REAR.