Several weeks ago, this Audi A4 B8 installed BONOSS Forged Lightweight Plus Wheel Spacers, front 12mm (0.5 inches), rear 15mm (0.6 inches), PCD 5×112, CB 66.5 together with BONOSS Forged Grade 12.9 Extended Wheel Bolts. Both of them are specifically manufactured to suit this vehicle and improves handling performance, moreover, achieving an excellent look. They match perfectly with the Audi wheels, due to the 0.02mm precise process. It also allows for installing larger wheels and tires without breaking the fender. And the hub centric is designed specially to suit the Audi OEM axle hub, meaning no vibrations, fewer stress loads and more service life range.