Description:British luxury carmaker Aston Martin is pledging to invest $1 billion in new products and technology after an Italian private equity fund agreed to buy a minority stake in the company. Investindustrial is buying 37.5 percent for $241 million. The Italian group beat Indian tractor maker Mahindra and Mahindra in a two-way battle to invest in the company, whose sports cars were made famous by their appearance in James Bond spy films(1:32)