If the Z/28 added just headers that 6 mph speed advantage the GT3 had would disappear. Imagine what could happen with headers, a cam and a little trickery.
Mods: BMR 1" springs, 1LE struts and shocks, prothane bushings, braided brake lines, Pfadt ZL1 style sways, Hawk ceramic pads, Spohn trailing arms, Kooks 1 7/8 LT's, HF cats, Magnaflow 3" cat-back, MBRP rec tips, Cold Air Inductions black CAI, MGW short-throw shifter w/retro shift ball, Showstopper Engine Bling, Forgeline CF3C-SL's 10" & 11", Michelin PSS 295's & 315's. JDP harness and DRL's. Seibon CF GFX, Anvil CF rear spoiler. Oracle ghosted LED side marker and backup lights.
Proud previous owner of: 1968 327 Camaro, 1972 Camaro SS 350, 1978 Z28, 1979 Z28. 2010 SS is My 5th Camaro