Procede, JB4, or COBB. Personally i like the JB4 however, i hear good things about all of the above.
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N54| CUSTOM Single Turbo| Meth CM10 100%| CXRacing Turbo GT3582R | BMS Back End Flash | Custom 450 LPFP | 335is clutch / SMFW |3.5 TMAP | Anti-lag | 2 Step| NLS|Boost by Gear|JB4
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