I added a lumbar support using an airshim from hardware store, some 6 mm fuel line I had laying around, silicone sealant and a couple of hose clamps. Here's some pics
i am a kidder, but not in this instance. there was no way to know what car you were referring to until post #5, thanks!
@bisco, I thought of you yesterday morning. As I drove tpe private road to park, my thoughts went something like this: "What is that car with the large black Lexus cowcatcher coming the other direction?" (sees logo) "Oh, it's a Toyota" (looks in rearview mirror) "Oh, it's a Prime. "