Looking at ATS fronts they look like them may be a little thinner and might fit easier behind OEM wheels up front. They fit behind 17s but don't know if they will fit the spokes. Defentely smaller than first gen CTS, but would be nice to know if they would work on our G8s.
2009 Voodoo Metallic Blue G8 GT
1 of less than 1,111
Premium/non-Sport & no-roof, Vararam OTR, V6 Radiator Cover, Corsa CB, RoyalPurple,
LLumar Ceramic Tint 40/30/15, 3400k HIDs, Pontiac cargo tray, 18" Drag-37 wheels,
BMR Sways, HSV Engine Cover & Clubsport Wheels, Yellow +09 CTSv Brembos,
Kooks Mids w/Pat G Tune
5 Year Plan: 3.27 Dif, HSV Front Guards & Flutes, E3 front bumper