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Old 04-25-2013, 02:34 AM   #5 (permalink)
Cobb
Master EcoModder
 
Join Date: May 2012
Location: USA
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Old news.... If you read the site for insights there is lots of data on the "throttle smoothing circuit" since 2008. Hell, a few guys make and sell them on ebay.

And the technical term for running rich for a few seconds is a NOX purge cycle.
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