If you can get a hold of an 06 CR, it don't take much to have em cranking 500 hp.
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06 QCSB, Fass 95, Airaid Air Filter & Baffle Delete, MagHytec Transmission Pan, Aeroturbine Muffler, Fluidampr, HTB2 Turbo, Recon 3rd Brake Light, Superchips Pyro/Boost, Autometer Ultra Lite Digital Oil Press. & Tranny Temp, ATS Exhaust Manifold & 5 Star TC, CAT Delete, TC Lock-Up Switch, FBD Heater Delete, DDR Enabled, Royal Purpled, EZDown End Gate Assist, Weston Nerf Bars, Color Matched Spray In Bed Liner, Valley Gooseneck Hitch. 474 HP 910 FT/LB TQ 6/14/07