This week at Bonneville, two Sepang Blue B8.5 S4s. Both S4 spec, the wagon is swapped and features a full blue Audi exclusive interior. Hard to catch these two together. . . #cars #carsofinsta #carsofinstagram #carsoftheday #audi #b8s4 #s4 #audis4 #sepang #carsdaily #carphotographer #mechanicshop #saltlakecity