The BD Diesel Screamer Stage 1 Performance GT37 Turbo (1045820) is an upgraded turbocharger specifically engineered for 2003-2007 Ford Powerstroke 6.0L diesel engines. Designed as a direct bolt-on replacement for the factory turbo, the Screamer Stage 1 offers significantly improved airflow and boost response without compromising reliability or requiring additional modifications. It features a larger billet compressor wheel and a high-flow turbine, enabling enhanced performance with quicker spool-up, reduced EGTs (exhaust gas temperatures), and increased horsepower and torque output. Ideal for towing, daily driving, or performance applications, this turbocharger delivers a balanced combination of power and durability, making it a popular choice among Powerstroke enthusiasts seeking a performance upgrade that maintains OEM fitment.