Cheap Peugeot 207 Catalytic Converter

Yes, all petrol-engined Peugeot 207s were fitted with a catalytic converter as standard, built into or closely coupled to the exhaust system. Diesel 207s use a different emissions system centred on a diesel oxidation catalyst and DPF rather than a traditional three-way catalytic converter, so the part you need depends entirely on whether your car is petrol or diesel. If you are unsure which system your car has, check your V5C or ask the breaker to confirm against your registration.

The Peugeot 207 ran from 2006 to 2012, with a facelift introduced in 2009 that brought some engine and emissions updates, including changes relevant to the exhaust system. Because the catalytic converter is tied to the engine code and the emissions standard the car was built to, a unit from a pre-facelift 207 may not be a straightforward swap onto a post-2009 car even if the pipework looks similar. You should confirm with the breaker that the donor car shares the same engine code and emissions era as yours before buying.

Trim level — whether your 207 is S, SE, Sport, or GT — does not affect which catalytic converter is fitted; what matters is the engine code and fuel type. A petrol 207 SE and a petrol 207 GT with the same engine will use the same cat, so do not let trim differences put you off a breaker's listing. Do confirm the engine code matches, as different power outputs within the same fuel type can mean different engine variants and therefore different exhaust components.

No — different engine displacements and engine codes in the 207 range typically use different catalytic converters, as the exhaust manifold configuration and emissions calibration differ between variants such as the 1.4 VTi and 1.6 VTi or THP. Always match the donor car's engine code to your own rather than relying on fuel type or displacement alone. Confirm this with the breaker against your specific registration to avoid buying a unit that will not fit or could cause an MOT emissions failure.

The 207 shares its platform and some engines with other PSA group models of the same era, so there is a possibility of crossover, but catalytic converter interchange across different models is highly specific to engine code, exhaust routing, and emissions compliance. The 208 that replaced the 207 from 2012 onwards was built to different emissions standards, making cross-generation interchange particularly uncertain. Confirm any cross-model fitment directly with the breaker, who can check part numbers against your registration.

A used catalytic converter can pass an MOT provided it is in good working condition and correctly matched to your engine code and emissions standard — a unit from the wrong engine variant or emissions era may cause a failure on the exhaust emissions test even if it fits physically. Catalytic converters do degrade over time, so it is worth asking the breaker about the mileage and condition of the donor vehicle. There is no guarantee a used part will pass emissions, but sourcing the correct code-matched unit from a low-mileage donor gives you the best chance.