Quote:
Originally Posted by Akmcmahon
Do you know if the 18-20whp gains for the FI exhaust are post tune or before?
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Those are the same as what is claimed by stillen also. I don't see a whole lot of difference in ark vs fi that would net FI that much more HP
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180 customs Headlights - Yantech Backup Camera - Projekt 1 - Stillen Gen 3- EVO-R V2 Foglight, EVO-R CF Diffuser, Carbon Fiber Element Steering wheel - Fast Intentions TDX/RHFC's - RJM A.F.P. - Z1 Oil Cooler - 2015 Nismo Conversion.
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