It would be great to have someone from Dinan chime in here. So what does this all mean in reality? I have always found the Dinan Tune to be a great add on for me.
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2016 340Xi M-Sport Sedan | BMW M Performance Exhaust l APEX SM-10 Wheels
Last edited by D's Bimmer; 03-28-2016 at 11:50 AM..
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