No canned tune is very good. They're just to get you to a tuner. It's not just the power increase. The part throttle drivability and throttle response is so much better.
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2011 MB Touring-Sport-6sp-Nav/GTM TT/FI TT TDX/JTran/Kosmic/Eibach/Hotchkis/SPC/CSF/RPS/SoThatsWhereAllMyMoneyWent
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