I got the same intake, except with the chrome pipe. yeah, it was kind of a pain to install but the rubbers will loosen up, the instructions were better than most, and they are suppose to add between 8-15 horse power to the v6.. and I think I felt a boost too,
2012 1LS Silver Ice - Mods - SS Strut Brace, RX Catch Can, BBK CAI, TRS Bi-Xenon HID's, Blackout Grill, RX65 Radar Detector, 700watt 4 Channel Amp with Kicker Speakers, 4Pack Gauges Added, 30% tint. Baer Drilled Rotors & pads, 20" American Racing. Awesome car.