We put our Stage 3 built-engine F90 M5 to the test on the dyno! With custom tuning and serious power upgrades, can we break the 1000HP mark? Watch the full run and see the results! Andrew Cuomo ...

The M5 has BMW’s twin-turbocharged 4.4-liter V8 engine under the hood. It usually makes 625 hp and 553 lb-ft (750 Nm) of torque. This car produces 1,000 hp and 885 lb-ft (1,200 Nm) of twist ...