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Old 02-17-2015, 11:20 AM   #23
smokum

 
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Drives: 2010 2ssrs
Join Date: May 2013
Location: DFW
Posts: 827
Depending on cam, Pulley boost etc. 8-10 psi will easily make 600rwhp with a good cam and headers. Get the adm cai with scoop also. Let it breathe.
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