Better SS Performance | Impala Forums

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kingnutin

· 8th Gen Antagonist

Joined Mar 13, 2009

·

13,660 Posts

#3 · Dec 11, 2012

x2

If you had, you would have found this http://www.impalaforums.com/chevy-impala-8th-gen-discussion/315488-ls4-performance.html

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