3D Design has released their F10 M5 slip-on exhaust to the Japanese market. This system was developed with 3D Design's technology partner, Arqray. 3D Design is also working on developing a more comprehensive solution for the F10 M5 and will also release a "Export" system featuring a more aggressive exhaust note.
New 3D Exhaust video (Revving) video- (3D rear section only)