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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
Genuine BMW
BMW Part Number18 32 7 790 643

Exchange catalyst

E46 320td · one of 4 types

Out of stock

One email when it is listed. Nothing else.

Free US shipping on orders over $75.00 · oversize quoted. Oversize items ship at a flat $49.99 each — free shipping does not cover them.

WARNING: Cancer and Reproductive Harm from exposure to lead — www.P65Warnings.ca.gov P65Warnings.ca.gov

Inspected and graded before it's listed · 30-day returns

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Fits E46 320td 2001 — M47N engine

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See all 2 fitting cars

Other types · 4 in all

Exchange catalyst – BMW diagram

Callout 02 on BMW’s drawing “DIESEL CATALYST”. Open the drawing →

Genuine BMW part 18 32 7 790 643: Exchange catalyst. You will find it under Exhaust (Other Exhaust system parts).

Fits E46 320td (2001), compact, with the M47N engine.

BMW draws it on the Diesel Catalyst drawing. It weighs about 4.6 kg (10 lb).

Out of stock. Request it and we will notify you when it is in stock.

Details

EnginesM47N
Weight4.62 kg

Used parts are inspected and graded: Good (minimal wear), Fair (normal wear) or Acceptable (visible wear). All fully working. Returns: 30 days if a part arrives damaged or not as described.

The other parts on BMW’s drawing “DIESEL CATALYST”. Open the drawing →

#PartIn stockAction
--Vibration absorber setOut of stockRequest
01Exchange primary catalytic converter5 numbers at this calloutOut of stockRequest
02Exchange catalyst · this part4 numbers at this calloutOut of stock
03Hex nutOut of stockRequest
04Connecting supportOut of stockRequest
05Hex Bolt with washerOut of stockRequest
06StopperOut of stockRequest
07Clamping bushOut of stockRequest
08Hex BoltOut of stockRequest
09Hex nutOut of stockRequest
10Hex Bolt with washerOut of stockRequest
11Self-locking collar nutOut of stockRequest
12Hex Bolt with washer2 numbers at this calloutOut of stockRequest
13RodOut of stockRequest
14Holder catalytic converter near engine5 numbers at this calloutOut of stockRequest
15Oxygen sensorOut of stockRequest
16ClipOut of stockRequest
17Vibration absorber setOut of stockRequest

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InExhaustOther Exhaust system parts