Mercedes-AMG SL43 Has a 389-HP Turbo-Four with F1 Tech

The Mercedes-AMG SL43 is an entry-level model for the latest generation of the SL. It is powered by a 389-horsepower turbocharged inline-four. This is the first production vehicle to feature a turbo with an electric motor on the turbocharger shaft that can spin the compressor wheel to reduce lag and maintain boost pressure when the driver […]