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Catalytic Converter for Audi A3, Audi TT and 4 more models – BM90900
BM90900 — Petrol Cat - Image 2

BM90900 Petrol Cat for Audi A3, Audi TT and 4 more models

£80.83 ex VAT (£96.99 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 (11 variants) — see the list or check yours before you buy.

Fitting kit included — no hidden extras (FK90900B)

2 years warranty

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

SKU: BM90900 Category: Manufactured by BM Catalysts

Fits these vehicles (6 vehicles, 11 variants)

  • Audi
  • A3 1.8 Petrol 20v Turbo (AGU engine), 12/1996 to 8/2000, 2 Engine code AGU
  • A3 1.8 Petrol 20v Turbo (APP; ARZ engines), 7/1999 to 5/2000, Euro 2 Engine codes APP, ARZ
  • A3 1.8 Petrol 20v Turbo (ARY engine), 9/2000 to 2/2001, Euro 2 Engine code ARY
  • TT 1.8 Petrol 20v Turbo (AJQ engine), 10/1998 to 8/2000, Euro 2 Engine code AJQ
  • TT 1.8 Petrol 20v Turbo (APP engine), 9/1999 to 2/2001, Euro 2 Engine code APP
  • Skoda
  • Octavia 1.8 Petrol 20v Turbo (AGU engine), 12/1997 to 7/2000, Euro 2 Engine code AGU
  • Octavia 1.8 Petrol 20v Turbo (ARZ engine), 9/1999 to 7/2000, Euro 2 Engine code ARZ
  • Volkswagen
  • Beetle 1.8 Petrol 20v Turbo (AWU; AWV engine), 6/2000 to 2/2001, Euro 2 Engine code AWV
  • Bora 1.8 Petrol 20v Turbo (AGU engine), 5/2000 to 2/2001, Euro 2 Engine code AGU
  • Golf 1.8 Petrol Mk.4 20v Turbo (AGU engine), 10/1997 to 2/2001, Euro 2 Engine code AGU

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

Cross references

BM90900 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
1J0253501CX1J0254501CV1J0254501CX1J0254501GV1J0254501GX1J0254501JX1J0254502EX1J0254502GV1J0254502GX1J0254507AX1J0254507GX1J1253058BX1J1253058GX1J1253058KX1J1253058SX1J1253058X1J1253208NV1J1253208NX1J1253208PV1J1253208PX1J1253208TX1J1253208X1J2253028GX1J2253058MX1J2253058NX1J2253058QX1J2253058RV1J2253058RX1J2253208GV1J2253208GX1J2253208LX1J2253208MX1J2253208QX1J2253208TV1J225358QX8N0253208X
Klarius
380174

Will this part fit my vehicle?

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Additional information

Weight 3.9 kg
Dimensions 990 mm