It might be possible to bolt the feet kit part # RRRLT600 directly to a vehicle roof but since that's not how these were intended to be used it would not be my best recommendation. Your best option for a roof rack for your 2008 Saturn Aura would be the Inno part numbers # INB127, # INSUT, and # INK219 which attaches using door clamps instead. This gives you a very secure roof rack that does not modify the vehicle in any way. Drilling into the roof would pretty easily introduce leaks too. view full answer...
Yes, you will need to drill two 1/2 inch holes through the frame rail of your 2009 Saturn Aura 2.4L to install this Curt Trailer Hitch # C12051. I attached installation instructions for you to check out also.
You may be interested in the following products to complete your towing setup:
Class II drawbar # C45522
Pin and Clip # F-4
Hitch ball with 2 inch diameter # 19258
Hitch ball with 1-7/8 inch diameter # 19256
Curt custom fit vehicle wiring # C59236 (installation instructions attached) view full answer...
The Curt trailer hitch # C12051 fits all models of the 2007 Saturn Aura including your XR with dual exhaust. Temporarily lowering the exhaust is not required but will make installation of the hitch a whole lot easier. I have included a link to the installation instructions for you.
If you plan on doing any towing with the hitch the recommended ball mount is # C45522 with pin and clip # F-4. For a 1-7/8 inch ball use # 19256 and for a 2 inch ball use # 19258. And to add a 4-Way flat connector... view full answer...