I love my Cobb Stage 1+ with the V4.02 maps. Ultra smooth, drives better than stock. If you are going to ever get into big turbos/meth, you might be better off with the Procede offers some additional flexibility over the Cobb software.
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2018 BMW M3 ZCP
1999 BMW Z3 M Coupe Turbo
2017 Ram Rebel
2015 Porsche Cayman S
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