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      08-13-2010, 08:25 AM   #7
roadkillrob
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Quote:
Originally Posted by djdav View Post
sorry I don't understand
The urea on the D is to help with the catalyst of unburn hydrocarbons, so most likely that is injected up front close to the engine or cat, also not sure if the urea injection is needed in every market, so they may not have it in France.
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