Thread: Will installing 600SEC differential on 600SEL increase performance?
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Old 01-01-2008, 01:28 PM
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Hatterasguy Hatterasguy is offline
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Join Date: Nov 2002
Location: Milford, CT
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If you want more power out of an M120 you need to call Renntech, Brabus, Kleeman, ect. You can probably get a chip or something for under a grand.
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