Thats a good price. Was it FSH? Also for your servicing there are 2 good Japanese specialists not to far from Essex. You have on in Kings Langley, Hertfordshire accessible via the M25 called JAPEX - https://www.japex.co.uk/ and also JEM LEXUS located in Hendon North London - http://www.jemlexus.co.uk/. You may want to give them a call and get some quotes first.