How it Works is the only online database that provides the full value of over 2,000 automotive catalysts. Our searchable database has been developed over the past 9 years, compiled using credible industry assay data, and is linked to daily updated metal prices from the London Metal Exchange (LME). With such regular updates, our customers and members can rest assured they are receiving the most up-to-date values.

Knowing the true value of your automotive catalysts puts you in control. Gone are the days of haggling. provides you with the knowledge and confidence to obtain the best return for your catalysts.

Our valuations are indicative of and 100% consistent with the value of the precious metals contained within the catalytic converters on the day of request. Please note that our valuations do not include any refining terms and processing fees. These fees would normally equate to 15% of the total value of a catalytic converter, and should therefore be taken into consideration when selling.

It’s quick and simple, value your cats in three easy steps:

Step 1 – SEARCH

Enter the serial number of the catalytic converter you want valued in the search bar and select search.




Based on your search, a shortlist of catalyst pictures will be displayed along with their descriptions and sub codes. Once you have located your catalyst, select instant valuation. caters for single and multiple valuations. For multiple searches, select your catalysts and add to basket. Then, search again.

Step 3 – SUCCESS

For single searches, step 3 will automatically deliver your valuation.
For multiple searches, select your basket and checkout. You will then receive your multiple valuations.



Valuation complete!

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