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I'm a noob on BMW tunes, how does Procede compare to Cobb and JB? I know JB is a box you unplug before going to the dealer, is Procede the same? I have CPO for a few years and don't want to chance anything but I'm open.
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Current: 2021 Carbon Black w/Cognac X5 M Sport
Sold: 2018 Dark Graphite 540i M Sport
Sold: 2013 Mineral Grey 335i M-Sport
Sold: 2010 Sapphire Black E90 335i
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