X-pipe and fuel mixture: richer, leaner, or no change?
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04-01-2010, 02:00 AM
Drives: 2008 E93 DCT convertible
Join Date: Apr 2009
Location: Livermore, Ca
Give me a call if you like I live in Livermore and I have 2 verts, one with Fabspeed xpipe HFC installed. I would be happy to answer any questions you have. Scott 925 699-5366.
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