Smaller-capacity downsized turbocharged engines are more prevalent nowadays to improve efficiency, and this trend has also infiltrated the truck market. Turbo-four engines are now almost the norm for subcompact and compact trucks, with or without hybrid assistance, while you can even buy full-size trucks from GM with a turbocharged four-pot in them - something that would have been unthinkable just a few years ago. In fact, we have rounded up enough turbocharged four-cylinder trucks to put eight on this list, sorted from the least to the most reliable.