I spoke with my contact at Superchips and he said their Flashpaq F5 Performance Tuner, # SU5845, will allow you to disable the Displacement on Demand feature on your 2009 Pontiac G8 GT V8. This would get you by until you decide to change out the parts. view full answer...
Single axle fender # HP99VR is a weld on application, so it is intended to be mounted by welding it directly to the side of the trailer using a wire feed or stick style weld.
I would recommend using a certified welder in your area. view full answer...
We have not had the opportunity to take pictures of the Draw-Tite Class I Trailer Hitch, item # 24821, installed on a 2008 Pontiac G8 GT yet, but we do have pictures of the Curt Class I Trailer Hitch, item # C11138, installed on a Pontiac G8 GT. That's the picture I attached. The Draw-Tite is fairly similar but the crosstube sits back a little so it isn't as obvious.
In my opinion, if the GXP rear bumper/diffuser does not hang lower than the rear fascia on the G8 pictured on the # C11138,... view full answer...