What Are the Most Cost-Effective Powerstroke Upgrades? The Powerstroke engine is a top-notch Ford engine, but there’s still more power that you can tap into. While they’re still an investment, many cost-effective Powerstroke upgrades can take your truck and engine to the next level and completely transform your driving experience. Air Intake System When it comes to increasing horsepower and torque, upgrading your air intake system is an excellent first step. A high-quality cold air intake...