Morning all. So had my first drive to work this morning, and the MPG is staying around the 45 mark which is what I was expecting, lots of twisty back roads, slowing down to pass, so it's not going to be amazing but better than the 28mpg in my other car. Anyway, I get a pretty loud vibration at 2000rpm. Once through this it's fine, and changing gears at higher speeds staying above 2000 is fine. There's no hesitation pulling away, it's all very responsive and 'nippy'. I've just put