Cable guide — a genuine BMW part, number 11 78 1 716 343. The number stamped on the part is 11781716343; BMW's catalog files it under the short number 1716343. You will find it on our Engine shelf, under Exhaust gas control systems.
It fits every E46 body style (320i, 323i, 328i and 330i, 1999–2006), with the M52 or M54 engines — and the European-market versions.
BMW draws it on 6 diagrams, among them Catalytic converter/front silencer (18_0316) and Catalytic converter/front silencer (18_0329). It weighs about 20 g (under 0.1 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
