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Cobb · 03-17-2014, 01:18 PM

Just remember running lean and cranking up the timing will raise your NOX levels if you are subject to any emissions testing.

03-17-2014, 01:18 PM	#12 (permalink)
Cobb Master EcoModder Join Date: May 2012 Location: USA Posts: 2,643 Thanks: 1,502 Thanked 279 Times in 229 Posts	Just remember running lean and cranking up the timing will raise your NOX levels if you are subject to any emissions testing.