Quote:
Originally Posted by E90335iflyer
I have always had GIAC on my VAG and P cars and love it. No issues at all and great support. Since the 335i has more or less the same engine and wife just bought a 335iS, I am thinking about trying it out and take the advantage of their 30 day trial.
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Do it! It's been completely problem free for me for over 2 yrs. Smoother than stock and strong power all the way to redline
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2007 E90 335i, TiAg, 6AT, ZPP, ZSP, ZCW, 6FL, HD
Quaife lsd, ETS fmic, GIAC s/w, Dinan intake/exhaust/oc, Koni/M3 susp, Apex Arc 8, Mich PSS