Hmmm. Didn't know there's two versions of the 5" IC. So some have 8 rows v. 10? How many rows did the original version have? What's the effect on iat's and pressure drop?
2007 E90 335i, TiAg, 6AT, ZPP, ZSP, ZCW, 6FL, HD
Quaife lsd, ETS fmic, GIAC s/w, Dinan intake/exhaust/oc, KW/M3 susp, Apex Arc 8, Mich PSS