Exchange exhaust pipe catalyst
18 30 7 525 55118307525551·short number 7525551Genuine BMW Part
Photos coming soon — see the BMW diagram below
01 View BMW DiagramSee this part on the official exploded view→Genuine BMW part 18 30 7 525 551: Exchange exhaust pipe catalyst. The number stamped on the part is 18307525551; BMW's catalog files it under the short number 7525551. You will find it on our Exhaust shelf, under Suspension parts exhaust. It supersedes the older number 7521989, so a part carrying that number is the same part.
It fits every E46 body style (316i, 316ti, 318i and 318ti, 2001–2004), with the N40, N42, N45 or N46 engines.
BMW draws it on the Catalytic converter/centre muffler (18_0452) diagram. It weighs about 13 kg (29 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
Details
18 30 7 525 551183075255517525551Supersession
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- Good — minimal wear, fully functional.
- Fair — normal wear, fully functional.
- Acceptable — visible wear, still functional.
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