ACN91 MHD Stage 2+ v10 3rd WOT Both pulls felt very smooth. No hiccups, stutters, or misfires through both pulls. Boost not hitting target of 18psi
n55 e82 2011 costel hybrid turbo Charge Pipe Down pipe 4" FMIC 5.6" Turbosmart valve Costel Hybrid turbo vrsf inlet K&N Drop in Filter XHP STG3