San Diego, Calif. - Competitor Group, Inc (CGI), the leading media and event resource in the active lifestyle industry, today announced that Land Rover North America will become the title sponsor of the TriRock Triathlon Series. Land Rover Select Certified Pre-Owned will also become the official automotive partner of the rock-themed triathlon series, which will expand from four events to a national schedule of six Olympic and sprint distance triathlons in 2012.