Dorman 904-570 Fuel Injection Pressure Regulator

Reliable Fuel Injection Pressure Regulator for Chevrolet and GMC Trucks

The Dorman 904-570 fuel injection pressure regulator is designed to maintain consistent fuel pressure in common rail fuel systems. Engineered for Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 models, this metal regulator ensures stable fuel delivery under stock pressure conditions.

• Constructed from durable metal for long-lasting performance
• Compatible with common rail fuel injection systems
• Non-flanged inlet and outlet ports with female thread inlet attachment
• Maximum pressure reading of 50 PSI with a stock pressure range
• Designed for Chevrolet Silverado 2500 HD, 3500 and GMC Sierra 2500 HD, 3500
• Part number 904-570 for precise replacement fit
• Outlet port diameter: 0.093 inches; inlet port diameter: 0.12 inches
• Standard replacement grade with bolt-on outlet attachment

Product Details and Specifications

The Dorman 904-570 fuel injection pressure regulator is a standard replacement part made from metal, ensuring durability and resistance to wear. It features a single inlet port with female threads and four non-flanged outlet ports designed for bolt-on attachment. The regulator supports a maximum pressure reading of 50 PSI, maintaining stock pressure levels for optimal engine performance. This part is specifically engineered for common rail fuel systems found in heavy-duty Chevrolet and GMC trucks, including the Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 3500 models.

Common Applications and Problem Resolution

• Maintains consistent fuel pressure to prevent engine hesitation or stalling
• Helps resolve fuel delivery issues caused by faulty pressure regulation
• Prevents fuel leaks associated with worn or damaged regulators
• Supports proper fuel injector operation for improved engine efficiency
• Addresses rough idling or poor acceleration linked to pressure inconsistencies

Installation Notes and Tips

This fuel injection pressure regulator installs without included hardware, so ensure you have the necessary tools and bolts for a secure fit. The inlet port uses female threads, and the outlet ports are designed for bolt-on attachment. It is important to verify compatibility with your vehicle’s common rail fuel system before installation. Professional installation is recommended to maintain fuel system integrity and safety.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 trucks. The 904-570 fuel injection pressure regulator is a standard replacement grade component backed by Dorman’s quality assurance processes. Warranty coverage details should be confirmed with the product documentation or manufacturer.