Complex sentence: Despite racing in the oldest car in the field at the time, he achieved a credible 19th placing in the championship, that was highlighted by a couple top 5 finishes as well as multiple shootout appearances, including at Bathurst.
Split into simpler sentences: Despite racing in the oldest car in the field at the time, he achieved a credible 19th placing in the championship. The season was highlighted by a couple top 5 finishes as well as multiple shootout appearances, including at Bathurst.