Both the Tekonsha Prodigy P3 # 90195 with the Adapter # 3050-P and the Curt Spectrum # C51170 with the Adapter # C51382 are excellent brake controllers and I wouldn't hesitate to recommend either one for you to use with your 2008 Infiniti QX56. Even though they are both electric brake controllers the P3 is more of a traditional controller while the Spectrum is a new style of brake controller. Ultimately I recommend going with the Spectrum over the P3 because you can install it just about... view full answer...
The Reese Steadi-Flex weight distribution systems, including # RP66560, are relatively new so that accounts for the lack of customer reviews on them. I have experienced this system first hand though and it works quite well and is very easy to use; especially for someone like you who has experience using weight distribution systems.
It and the Equal-I-zer systems work in much the same way. The Equal-I-zer systems have more metal on metal contact that does require a lot of adjustment and... view full answer...
The Thule WingBar Evo Crossbars - Aluminum - Silver - 60" Long - Qty 2 # TH711500 and the Thule WingBar Evo Crossbars - Aluminum - Black - 60" Long - Qty 2 # TH711520 are identical in all dimensions and fit. The only difference is the color. You can choose the color you desire as the black bars are the same aluminum bars with a black powder coat added. view full answer...