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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 30 1 427 821

Exchange catalyst

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

Make sure this fits your car

Fits E36 320i, 323i 1994–97 — M52 engine

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Exchange catalyst – BMW diagram

Callout 01 on BMW’s drawing “Catalytic converter/front silencer”. Open the drawing →

Exchange catalyst — a genuine BMW part, number 18 30 1 427 821. You will find it under Exhaust (Suspension parts exhaust).

Fits E36 320i and 323i (1992–1999), sedan and coupe, with the M52 engine.

BMW draws it on the Catalytic converter/front silencer drawing. It weighs about 14 kg (30 lb).

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

Details

EnginesM52
Weight13.51 kg
OE / Cross-Reference
1221194640000

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 “Catalytic converter/front silencer”. Open the drawing →

#PartIn stockAction
--Hex nutOut of stockRequest
01Exchange catalyst · this part11 numbers at this calloutOut of stock
02Gasket Asbestos FreeOut of stockRequest
03Hex nutOut of stockRequest
04Bracket6 numbers at this calloutOut of stockRequest
05Hex Bolt2 numbers at this calloutOut of stockRequest
06Exhaust support7 numbers at this calloutOut of stockRequest
07Hex Bolt2 numbers at this calloutOut of stockRequest
08Joint bushingOut of stockRequest
09Self-locking hex nutOut of stockRequest
10Washer2 numbers at this calloutOut of stockRequest
11Clamp5 numbers at this calloutOut of stockRequest
12Hex Bolt2 numbers at this calloutOut of stockRequest
13Hex Bolt3 numbers at this calloutOut of stockRequest
14Hex Bolt2 numbers at this calloutOut of stockRequest
15Hex BoltOut of stockRequest
16BracketOut of stockRequest
17Rubber RingOut of stockRequest
18Hex Bolt2 numbers at this calloutOut of stockRequest
19Hex nut2 numbers at this calloutOut of stockRequest
20Oxygen sensor11 numbers at this calloutOut of stockRequest
21Lambda-probe bracketOut of stockRequest
22Cable holderOut of stockRequest
23Cable holderOut of stockRequest
24Lambda-probe bracket2 numbers at this calloutOut of stockRequest
25Plug-in connection bracketOut of stockRequest

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InExhaustSuspension parts exhaust