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JB4 vs Cobb 335i review
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02-18-2013, 10:34 AM
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Dextrek
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Drives: 335i
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I am doing the test myself as well. Currently I have JB4 G5 ISO, but looking to upgrade to Cobb BMS back end tune. I want to see how that compares to the Cobb Protune. Anyone have any experience with both? or seen any comparisons?
Appreciate
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