6.6L Duramax Remanufactured Diesel Engine VCX7 | Chevrolet Silverado / GMC Sierra 2006-2007

Remanufactured 6.6L Duramax Diesel Engine Assembly | Chevrolet / GMC (2006-2007)

Looking for a reliable replacement engine for your Chevrolet or GMC? The Powertrain Company 6.6L Duramax diesel engine is expertly remanufactured to meet and exceed original equipment (OE) performance standards—delivering exceptional towing power, torque, and durability for work or everyday use.

This 6.6L Duramax engine is precision remanufactured using premium OE-quality components,  updated internal parts, and rigorous quality testing to restore peak factory performance. Designed for strength, efficiency, and longevity, it’s built to handle demanding loads and heavy-duty applications with ease.

 Why Choose a Powertrain Company Remanufactured 6.6L Duramax Engine?

Each 6.6L Duramax engine undergoes a complete rebuild process to ensure like-new and long-lasting performance:

• Complete teardown, cleaning, and inspection of every component

• Precision machining to restore factory tolerances and specifications

• Premium pistons, rings, bearings, and gaskets installed for durability

• Updated components to resolve known factory issues and improve longevity

• Pressure and leak testing to ensure dependable operation

• SIM-tested to verify horsepower, torque, and performance before shipping

With a Powertrain Company remanufactured Duramax engine, you’ll get the confidence of OE-level quality and craftsmanship—ready to deliver dependable diesel power and performance.

 Order your remanufactured 6.6L Duramax engine today and restore your Chevrolet or GMC truck to factory strength.

 Vehicle Compatibility

The VCX7 remanufactured 6.6L Duramax diesel engine fits the following models:

Chevrolet Silverado 

• 2006 Chevrolet Silverado 2500 HD
• 2007 Chevrolet Silverado 2500 HD Classic
• 2006 Chevrolet Silverado 3500
• 2007 Chevrolet Silverado 3500 Classic

GMC Sierra

• 2006 GMC Sierra 2500 HD
• 2007 GMC Sierra 2500 HD Classic
• 2006 GMC Sierra 3500 Classic
• 2007 GMC Sierra 3500 Classic