The Brembo two-piece front rotor for 2006–2008 RS4 front applications is a 380x34mm drilled 2-piece disc specified for drilled rotor fitment. Sold as a direct replacement 2-piece assembly, it matches the dimensions and drilled surface pattern noted in the description for compatible RS4 front brake configurations.
Brembo 06-08 RS4 Front 2-Piece Discs 380x34 2pc Rotor Drilled