Bmw 118d Catalytic Converter
Replacement catalytic converter — fitment, symptoms & live UK prices.
Fits Bmw 118d — check your reg/VIN to confirm
Catalytic Converter
Aftermarket £80–£250; OEM much more.
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Will it fit my Bmw 118d?
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 Bmw 118d 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.
See Catalytic Converter prices on eBayMore Bmw 118d parts
ExhaustBmw 118dTiming ChainBmw 118dTurboBmw 118dEGR ValveBmw 118dFuel PumpBmw 118dWater PumpBmw 118d
Live pricesAftermarket £80–£250; OEM much more.
View on eBay