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Catalytic Converter & DPF for Audi A4, Audi A4 Allroad and 3 more models – BM31130H
BM31130H — Homologated Cat & sDPF - Image 2

BM31130H Cat & for Audi A4, Audi A4 Allroad and 3 more models

£789.16 ex VAT (£946.99 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 5 vehicles (49 variants) — see the list or check yours before you buy.

Fitting kit included — no hidden extras (FK31130C)

Type Approved

2 years warranty

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

SKU: BM31130H Category: Manufactured by BM Catalysts

Fits these vehicles (5 vehicles, 49 variants)

  • Audi
  • A4 Allroad 2.0 Diesel TDi Quattro (CSUA engines; cat/ combined), 4/2015 to 5/2016, 6 Engine code CSUA
  • A4 Allroad 2.0 Diesel TDi Quattro (CSUB engines; cat/sDPF combined), 4/2015 to 5/2016, Euro 6 Engine code CSUB
  • A4 Allroad 2.0 Diesel TDi Quattro (CNHA engine; cat/sDPF combined), 5/2015 to 5/2016, Euro 6 Engine code CNHA
  • A4 Allroad 2.0 Diesel TDi Quattro (DESA; DETA; DFVA engs; cat/sDPF), 1/2016 to 9/2020, Euro 6 Engine codes DESA, DETA, DFVA
  • A4 Allroad 2.0 Diesel TDi Quattro (DETB engines; cat/sDPF combined), 11/2016 to 10/2019, Euro 6 Engine code DETB
  • A4 Allroad 2.0 Diesel TDi Quattro (DEUA engines; cat/sDPF combined), 11/2016 to 10/2019, Euro 6 Engine code DEUA
  • A4 Allroad 2.0 Diesel TDi Quattro (DEUB engines; cat/sDPF combined), 11/2016 to 7/2018, Euro 6 Engine code DEUB
  • A4 Allroad 2.0 Diesel 40 TDi Quattro (DETA engine; cat/sDPF combined), 1/2020 to 9/2020, Euro 6 Engine code DETA
  • A4 2.0 Diesel TDi (CNHC engine; cat/sDPF combined), 4/2015 to 12/2015, Euro 6 Engine code CNHC
  • A4 2.0 Diesel TDi (CSUA engine; cat/sDPF combined, 4/2015 to 12/2015, Euro 6 Engine code CSUA

Cross references

BM31130H 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
04L131601TV04L131601TX04L131669HV04L131669HX04L131670SX
Bosal
097-388
Walker
73385
EEC
AU6074T

Will this part fit my vehicle?

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Additional information

Weight 7.4 kg
Dimensions 350 mm