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Car Forum / Mercedes-Benz Cars / April 2008

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190E "Pre-Cat"

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Scott Buchanan - 26 Apr 2008 13:07 GMT
What is the purpose of the Pre-Cat found in Mercedes gas engine exhaust
systems?

Thanks
Tiger - 27 Apr 2008 00:55 GMT
Older cats are not as efficient as the new cats... the precats are hotter
because it is closer to the engine... thus reduce the emission.
 
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