Brabus has released details for their new program for the 2013 MBZ GL. There’s a new air suspension module (which lowers the ride height to 30mm) on top of wheel options up to 23″. Mastik leather and Alcantara upholstery and new wood and carbon fiber trim. There’s also illuminated door sill plates and a speedometer that tops out at 320 km/h (200 mph). The GL 350 BlueTEC can be equipped with the ECO D6S performance kit which produces 310hp. On the higher end, the GL 500 can be upgraded to 521 HP.