Mercedes A Class Catalytic Converter
Replacement catalytic converter — fitment, symptoms & live UK prices.
Fits Mercedes A Class — check your reg/VIN to confirm

From £104.70 · 6 live listings on eBay
View Catalytic Converter on eBay🛡️ eBay Money Back Guarantee🇬🇧 UK sellers↩️ Easy returns

MERCEDES C CLASS (W204) KT0267 Catalytic Converter A2044907214
£104.70View ›
eBay
Fits Mercedes A-Class 1.7 CDi 2.0 Catalytic Converter Euro 2 Rear Stallex
£111.34View ›

MERCEDES A CLASS (W177) 2018- Catalytic Converter A1774903902
£146.55View ›

Mercedes Benz A Class W176 Catalytic Converter a2464900514
£156.70View ›

Catalytic Converter Type Approved For Mercedes A-Class W169 A 180 CDI Front BM
£165.58View ›

Catalytic Converter Type Approved For Mercedes A-Class W169 A 200 CDI Front BM
£165.58View ›
Will it fit my Mercedes A Class?
Must be the correct emissions-spec cat for your engine and year, or it'll fail MOT. Type-approved units only.
Tip: filter by your reg on eBay's compatibility check, or match the part number stamped on your old unit.
Signs your Mercedes A Class catalytic converter needs replacing
- P0420 / catalyst efficiency code
- Rattling inside (broken substrate)
- Failed emissions/MOT
- Sluggish, rotten-egg smell
Fitting it yourself
Bolt-on or welded depending on setup. Lambda sensors often transfer over.
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Live pricesFrom £104.70
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