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

From £68.30 · 6 live listings on eBay
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BMW MINI ONE R50 CATALYTIC CONVERTER
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Mini One R56 2010 Exhaust Manifold, Catalytic Converter & Oxygen Sensors K418
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New Catalytic Converter Type Approved For MINI ONE R56 1.4 06 to 10 N12B14A BM
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Catalytic Converter Type Approved + Fitting Kit For MINI One R56 1.4 18407563247
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Catalytic Converter Type Approved for Mini One R56 1.4 Petrol 2006-2010
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Exhaust Catalytic Converter fits MINI ONE R56 1.4 06 to 10 N12B14A BM Petrol FWD
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Will it fit my Mini One?
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 Mini One 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 £68.30
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