Audi A3 8v Catalytic Converter
Replacement catalytic converter — fitment, symptoms & live UK prices.
Fits Audi A3 8v — check your reg/VIN to confirm
Catalytic Converter
Aftermarket £80–£250; OEM much more.
View Catalytic Converter on eBay🛡️ eBay Money Back Guarantee🇬🇧 UK sellers↩️ Easy returns
Will it fit my Audi A3 8v?
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 Audi A3 8v 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 Audi A3 8v parts
HeadlightAudi A3 8vExhaustAudi A3 8vTurboAudi A3 8vSpark PlugsAudi A3 8vIntercoolerAudi A3 8vWater PumpAudi A3 8v
Live pricesAftermarket £80–£250; OEM much more.
View on eBay