Cheapest way to add on HP and Torque?
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01-02-2013, 03:23 AM
Drives: 2008 Jet Black M3 Coupe
Join Date: Feb 2011
Location: Yucca Valley, CA - Kelowna, BC
2008 BMW M3
2007 Ford E350 4x4
What about a 4.10 differential like the Dinan? It's cheaper than an exhaust.
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