| How hard do they shift after the transgo i'm also thinking about one!
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05' GMC crew cab 2500HD D/A
4" MBRP Turbo back (lost the cat?)
BD Manifold
Autometer GS PYRO & Boost Overhead
PPE Standard Level 2 (save the tranny!)
KB IOH kit
Thanks to Tyler @ MPF and Nate @ PTP |