By Guy Taylor Admiral is set to report its full-year results next week, with analysts expecting price hikes throughout 2023 to feed into profits. The UK’s largest private motor insurer has benefitted from a surge in the price of premiums, with car insurance costs at record levels due to inflation. The Association of British Insurers (ABI), the trade body for the sector, reckons vehicle repair costs rose by a third over the last year to a historic £1.5bn. Profits rose to £233.9m in the first half of 2023 despite the FTSE 100 listed firm covering 380,000 fewer vehicles, after it hiked premiums b…