Opel Diesel

GM66

Opel diesel catalytic converter · Opel Signum

Ceramic catalytic converter made by Delphi. May fit Opel Signum.

We buy the GM66 Opel catalytic converter in various conditions, even with a damaged casing. Prices track live precious-metal markets, so send us a photo or WhatsApp the code for today’s price.

Converter details

Primary code
GM66
Make
Opel (OEM)
Fuel
Diesel

Vehicles this may fit

VehicleYearsEngineEngine code
Opel Signum – 2.2 DTI –

Same as / cross-references

These codes are listed alongside GM66 and may be the same or an equivalent unit.

  • 24422001

Questions about GM66

How much is a GM66 catalytic converter worth?

Prices for GM66 follow live platinum, palladium and rhodium markets and depend on the condition of the unit. Send us a photo of the converter and its code and we will reply with today’s price.

Where is the code on a Opel catalytic converter?

Look for the stamped or engraved code on the converter shell or heat shield. Photograph every code you can see so we can match it exactly.

Do you collect GM66 converters?

Yes. We collect across England & Wales, or you can drop off. Payment is usually by bank transfer.

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