4M8 810 120 D · b-pillar Audi genuine (OEM) part number 4M8 810 120 D, b-pillar. Fitted on (2)PILLAR B — pos (20) · PR:0K0,0K4+ (KAT429.BIN)PILLAR B — pos (20) · PR:5C0 (KAT595.BIN) Open the interactive exploded diagram →