The paper analyzes the effects of changes in the purchase of computer equipment and peripherals (investment in information and communication technologies - ICT) on exports by classes of Mexican manufacturing industry using data from the Annual Industrial Survey and Industrial Stan OECD data base for the period 2003-2006. The paper distinguishes among industries with high and low technology. We used a cross-section methodology to evaluate the effect of such technologies in each year of the period. The results indicate that investment in ICT has a positive effect on manufacturing exports, particularly in industries with low technological content that can integrate ICT into their export activities.