Important: The installation instructions are not included in the retrofit kit. Print out the latest installation instructions from the Aftersales Assistance Portal (ASAP) and issue to the customer. This is a basic set which must be supplemented with the following parts: Trim panel, bumper, front and rear IMPORTANT: Always be sure to order the correct M Sport package rear silencer for the engine. IMPORTANT! This retrofit can only be installed in vehicles WITHOUT air flap control! The ultrasonic sensors (outer front) are being replaced during conversion by part number 9 274 428