advice

Hi all, I’m looking for advice and peoples experiences on buying exhausts from eBay. Can anybody confirm the quality of product, that it fits correctly etc, or might somebody warn of the items being rubbish or not even arriving perhaps? I have never trusted eBay enough to spend large amounts...

I have 2000 Kawasaki Vulcan 800 that I'm thinking of fixing. the bike overheated last summer but it just dumped all the coolant, but no other issues besides that with the engine. Since then I've been unable to fix and it's sat in much the same condition since I towed it over to my place. I wanna...