Originally Posted by hornhospital

Where the heck can you get the plastic clip-in retainer ring short of buying an ultra-expensive complete boot from BMW? You guys could make a killing if you'd start making and selling those! Every car I've got has a busted ring (two e24s, an E30 and two E36s) and I didn't break a one of them. All of them were broken when I bought the cars. I'm not paying BMW $85 for the cheapest OEM boot just to get a ring.