Supposedly, people are saying they are good for 15-20 whp gains on top of existing breathing mods like HFCs and CBE, If this is true, I will be all over them. Waiting for more independent reviews as well as for z1 to release one with the HR flange.
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Works Emotion CR Ultimate - FI CBE w/ 18" resonators - Ecutek - eibach sways - Quaife - FI LTH w/race cats - kw v3 - spl - Topgunz SC - 488whp 398trq
Last edited by brucelidat; 08-28-2013 at 09:31 PM.
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