Like Kev said, go with the Honda aerial, bargain at that price...
Also quite possibly the easiest modification you could do
P.s hope your cd player doesn't skip
Personally I'd be asking for £22,950...
Then when the next guy comes along and offers £1000 less, he thinks he's getting a good deal and everyone's happy
It's a good idea to change the oil after a few thousand miles imo. New engine at the end of the day with new moving parts. Saying that, it's all under warranty ...
P.s don't worry about the smell of the engine, mine stank early on