I was gunna go and check this out, the guy sounded pretty knowledgeable. apparently td supplied him with all the bits which he has receipts for! good luck with it anyway, it would be a monster if you get it
tar remover for sticky stuff, auto sol or any other decent metal polish for the exhaust on a microfibre and really work it, if that doesnt quite bring it up enough, start with very fine grade wire wool on the worst areas