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      04-17-2010, 04:41 AM   #17
MysticBlue
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Drives: '20 M5C, '09 M3 DCT Coupe
Join Date: Apr 2008
Location: Eastern Oregon... They call 'em rigs here

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Quote:
Originally Posted by swamp2 View Post
Richer initially - to heat up the cats quickly so there is less time with the cats inactive.
Leaner is hotter, that's why I would think it would be leaner, not richer. But I'm just guessing.
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