272 kph/170 mph indicated, really 155 mph, on the A1 by the 'Ring. This was in a Sixt Rental Car M3 so the limiter was intact.
On the 'Ring about 140 mph and change going into Schwedenkreuz.
2010 BMW M3 Coupe M-DCT w/Tech-EDC, BMW M Performance Exhaust, BPM: Stage I / Euro MDM / DCT / Steering, Space Gray / Fox Red Extended, and a Trunk Monkey known as "Der Stig", plus the daily driver...
2011 BMW 135i M Sport DCT, w/BMW Performance Power Kit, Exhaust, and Brake Rotors, Space Gray / Coral Red, known as "Stiggie" with an outlaw F20 "M135i" badge.