01-21-2011, 04:37 PM
TECH Senior Member
Join Date: Mar 2004
This is how one compensates (to a certain degree) for the exhaust restriction.
Yes it is worthwile in a car that has to be emission legit. 400>420rwhp achievable.
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DD 2005 C6 A4, LS2 6.0, 59cc Cartek 4X 243s,PSI beehives, Cam 238/236 .621/.602 111-1 LSA, Wiseco pistons 2cc reliefs, 6.125 H beam rods, LGM headers and X pipe, Borla CB, SS3600 stall