PM Jlasti...she might have a CAI 4 sale.
As for tunes Clint at american intense racing, or the folks at colo performance unlimited and also corvette connection all have good reputations.....
09 G8 GT in Stryker Blue Metallic
Go: Vararam CAI, SLP Headers, ATI 25% UDP, Magnaflow 12468 mid-muffler, PM-FL Axleback & FE3 Shocks N Struts.
Tuned by MAC Autosports of Parker, Colorado
Show: Little Trees US Flag Vanilla Scented Air Freshener; SLP Firehawk wheels...
Best 1/4: 13.969 @ 102.70mph @ Pueblo Motorsports Park
DA of 3921', with an actual elevation of 4662'