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Catalytic Converter for Audi A4, Audi A6 and 1 more model – BM90510H
BM90510H — Homologated Petrol Cat - Image 2

BM90510H Petrol Cat for Audi A4, Audi A6 and 1 more model

£172.49 ex VAT (£206.99 inc VAT)

In stock — order by 4pm for next working day delivery, free to most UK addresses.

… Ordered afternoon one day and delivered perfectly the next. Fitted perfectly. Excellent service.Everything perfect. Cat was advertised at a decent price, website works very well, Ordered afternoon one day and delivered perfectly the next. Fitted perfectly. Excellent service.

George H., CatHive customer · October 2026

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Fitment guarantee: if a part we list for your vehicle doesn’t fit it, we collect it at our cost and send the right part or refund you in full.

14 days to change your mind: return the part unused, in its packaging.

PLEXPAD LTD trading as CatHive · Company number 14156842 · Registered office 124 City Road, London EC1V 2NX · 0207 870 3694

Getting it fitted

Any garage or exhaust centre can fit this part. Its fitting kit is included.

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Garages: open a Trade Account for trade prices.

Fits 6 vehicles (12 variants) — see the list or check yours before you buy.

Fitting kit included — no hidden extras (FK90510B)

Type Approved

2 years warranty

Seen this part cheaper? Our Price Promise beats it by half the difference.

SKU: BM90510H Category: Manufactured by BM Catalysts

Fits these vehicles (6 vehicles, 12 variants)

  • Audi
  • A4 2.4 Petrol V6 inclQuattro(AGA;ALF;APS;ARJ right hand;not OBD), 3/1997 to 9/2001, 2
  • A4 2.4 Petrol V6 incl. Quattro (AJG;APZ eng; right hand;not OBD), 8/1997 to 6/2000, Euro 2 Engine code APZ
  • A4 2.6 Petrol V6 Quattro (ABC engine; right hand), 11/1994 to 7/1997, Euro 2 Engine code ABC
  • A4 2.8 Petrol V6 Quattro (AAH engine; right hand), 11/1994 to 7/1997, Euro 2 Engine code AAH
  • A4 2.8 Petrol V6 inc.Quattro(ACK;AHA;ALG;APR;AQD; right hand), 8/1997 to 6/2000, Euro 2
  • A6 2.4 Petrol Mk.2 V6 incl.Quattro (AGA;ALF;APS;ARJ;right hand), 4/1997 to 9/2001, Euro 2
  • A6 2.4 Petrol Mk.2 V6 incl.Quattro (AJG;APZ; not OBD;right hand), 4/1997 to 6/2000, Euro 2
  • A6 2.4 Petrol Mk.2 V6 incl.Quattro (ALW;ARN; not OBD;right hand), 8/1997 to 6/2000, Euro 2
  • A6 2.8 Petrol Mk.2 V6 incl. Quattro(ACK;ALG;APR;AQD; right hand), 4/1997 to 9/2001, Euro 2
  • A6 2.8 Petrol Mk.2 V6 incl. Quattro (AGE engine; right hand), 10/1997 to 5/2000, Euro 2 Engine code AGE

Engine management light with code P0420? What to check before replacing the catalytic converter

Cross references

BM90510H replaces these part numbers. Search any of them in the box at the top of the page to land here again.

OE (manufacturer) part numbers
4B0253058LX4B0253058MX4B0253058PX4B025358MX8D02530578D0253058DV8D0253058HX8D0253058MX8E0253096GV8E0253096GX
Klarius
322472
Walker
20943
EEC
AU6002TAU8028T

Will this part fit my vehicle?

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Additional information

Weight 4 kg
Dimensions 1245 mm