Dorman 667-281 Turbocharger

Turbocharger Replacement for Silverado and Sierra

Dorman 667-281 is a standard replacement turbocharger for specific Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 applications. It is built with aluminum and steel construction and includes a wastegate actuator, gasket or seal, mounting bracket, and protective gloves in the package.

Key Features

• Direct replacement turbocharger for select 2002-2004 Chevrolet Silverado 2500 HD and Silverado 3500 models
• Direct replacement turbocharger for select 2002-2004 GMC Sierra 2500 HD and Sierra 3500 models
• Aluminum and steel construction
• Center housing cooling with coolant and oil
• Wastegate actuator included
• Gasket or seal included
• Mounting bracket included
• Maximum pressure reading: 20
• Gray finish, standard replacement grade

Detailed Description

This Dorman turbocharger, part number 667-281, is made to replace the original turbocharger on select heavy-duty GM trucks and restore engine performance when the factory unit has worn seals or bearings. It is a direct-fit replacement for 2002-2004 Chevrolet Silverado 2500 HD and Silverado 3500, as well as 2002-2004 GMC Sierra 2500 HD and Sierra 3500 models with RPO Code NF2 (Federal Emissions Tier 1). This part cross-references Cardone New 2N-107 for the same application.

Built from aluminum and steel, this turbocharger uses coolant and oil center housing cooling and includes the wastegate actuator for proper boost control. The included gasket or seal and mounting bracket support a cleaner replacement process, while the standard replacement design helps return the engine to normal boost response and drivability. Dorman 667-281 is a practical choice for owners searching for a turbocharger replacement for 2002-2004 Chevrolet Silverado 2500 HD, 2002-2004 Chevrolet Silverado 3500, 2002-2004 GMC Sierra 2500 HD, or 2002-2004 GMC Sierra 3500 with the correct emissions configuration.

What It Helps Fix

• Loss of boost pressure from worn turbo seals or bearings
• Reduced engine power under load
• Excessive exhaust smoke related to turbo wear
• Slow throttle response and poor acceleration
• Boost control issues tied to a failing wastegate actuator

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and RPO Code NF2 before installation. Inspect oil and coolant supply lines, intake plumbing, and exhaust connections for contamination or damage before installing the replacement turbocharger. Follow factory service procedures for priming the turbocharger and checking for leaks after startup.

Quality Assurance

Dorman supplies this part as a standard replacement turbocharger engineered for the listed GM truck applications. The package includes the turbocharger, gaskets, gloves, and related mounting components noted above for the specified fitment.