Complete kit for retrofitting the blind spot assistant (Side Assist) for Mercedes Benz GLS-Class X167 intelligent technology for monitoring the blind spot and traffic behind the vehicle warning of approaching or floating vehicles in the detection range radar sensors on the right and left of the rear bumper monitor the area behind or next to the vehicle from 15 km/h the system measures the distance and speed difference to other vehicles displays in both exterior mirrors warn of critical situations when stationary, the assistant detects bicycles or vehicles in the danger zone and warns visually and acoustically (only 3 min after switching off the engine) Scope of delivery: cable set radar sensor + bracket turn signal for exterior mirrors primed mirror caps coding key Notes: after installation, the vehicle must be coded using a coding key the system must be calibrated at the Mercedes Benz dealership check the compatibility of the door control parts and replace them with a high variant if necessary