If you're a pickup truck driver, you probably like to personalize your ride. One of the best ways to do this is by adding cool modifications to your diesel truck. From exterior changes like new wheels and suspension upgrades to interior changes like new audio systems or lighting, there are plenty of ways to make your truck truly yours. The world is full of cool modifications you should add to your truck; you just need to find what’s right for you. Exterior Upgrades An upgraded suspension sy...