Mods: Bellanger Long Tube Headers, Catless Mids, Borla True Dual Exhaust, JTSVP cam, rods, springs, head gasket, small pulleys, throttlebody, gen 2 shifter, leveling kit, slave cylender, oil, heating and steering lines, catch can, wires, coil packs, Stage 3+ Clutch, K&N Drop In, 170* T-Stat, Caltracs, Nitrous, DR's, SCT Tuned by Torrie @ Unleashed Tuning = NA 520 rwhp & 545 rwtq

Well guys I ended up getting a borla cat back:

Sounds great man.