Complete cruise control kit for retrofitting cruise control on the Audi A4 8K This kit allows you to use the following functions: Set speed Accelerate Delay Resume last stored speed Selectable options: Multifunction steering wheel available Multifunction steering wheel not available Scope of delivery: Original steering column lever Steering wheel cover Slip ring (only for 35720-1) Note: Please specify the vehicle-specific data above The GRA function must be activated (switched on) by means of a diagnosis via the engine control unit This kit is suitable for both diesel and petrol engines