The Brembo two-piece front rotor for 2006–2008 RS4 is a 380×34 mm assembly with a Type-1 slotted face, supplied as a two-piece front disc set. The listing calls out the slotted Type-1 pattern and the 2-piece construction for correct front fitment on the specified RS4 models, per the source information.
Brembo 06-08 RS4 Front 2-Piece Discs 380x34 2pc Rotor Slotted Type-1