Sinister Diesel Pitbull Series® Turbocharger
Fits 2011–2016 Chevy Silverado / GMC Sierra 2500HD & 3500HD 6.6L Duramax
Note: Turbos are made to order. Due to high demand, please allow approximately 3–4 weeks for your turbo to be built and ready to ship.
CARB EO Pending – Not for sale in the state of California.
Key Features
• 64mm Billet Compressor Wheel – Delivers improved airflow and faster spool-up for enhanced throttle response and power.
• Mixed Flow Turbine Design – Increases efficiency and flow, improving boost control and lowering EGTs.
• Up to 80 lb/min of Airflow – Supports power levels up to 650 horsepower at the crank.
• Retains Factory VGT (Variable Geometry Turbo) – Maintains excellent low-end drivability and towing performance.
• OE-Style Mounting – Direct drop-in installation using factory connections, sensors, and oil/coolant lines.
• Lower Drive Pressure – Improves exhaust flow efficiency and overall engine reliability.
• Balanced for Precision – Each turbo is VSR high-speed balanced for smooth, dependable operation.
• Built for Daily Use and Performance – Ideal for towing, work trucks, or performance builds that demand both reliability and power.
Product Overview
The Sinister Diesel Pitbull Series® Turbocharger for the 2011–2016 Duramax 6.6L is the perfect blend of power and practicality. Designed as a direct bolt-on upgrade, this turbo retains the factory VGT (Variable Geometry Turbo) system for great low-end spool-up and towing response—while unlocking enough airflow to support up to 650 horsepower.
Featuring a 64mm billet compressor wheel and a high-efficiency mixed flow turbine, the Pitbull Turbo delivers cooler EGTs, reduced drive pressure, and more top-end power. Whether you’re towing, daily driving, or chasing serious performance gains, this turbo provides reliable boost and proven durability.
With easy installation and no need for custom fabrication, the Pitbull Series® Turbo is the best way to add significant performance while keeping your Duramax fully street-friendly and responsive.
What’s Included
• (1) Pitbull Series® Turbocharger
• Installation Hardware
Q&A
Q: Does this turbo require tuning?
A: No custom tuning is required for basic installation.
Q: Is this turbo compatible with my factory VGT system?
A: Yes. The Pitbull Series® Turbo retains the OEM-style Variable Geometry Turbo system for excellent spool-up and towing response.
Q: How much horsepower can I expect?
A: With proper supporting mods and tuning, this turbo can support up to 650 horsepower at the crank while maintaining great reliability.
Q: Is this a new turbo or remanufactured?
A: This is a brand-new turbocharger built from high-quality components—not a reman or rebuilt unit.
Q: Will this turbo help lower EGTs?
A: Yes. The improved turbine and compressor design promotes better exhaust flow and efficiency, resulting in lower exhaust gas temperatures under load.
Q: Can I daily drive with this turbo?
A: Absolutely. It’s designed for both performance and everyday drivability, maintaining smooth response at low RPMs and excellent power when you need it.
Why Buy From Sinister Diesel
Every Pitbull Series® Turbo is engineered and tested for the demands of real Powerstroke, Cummins, and Duramax owners. With a focus on precision, reliability, and performance, Sinister Diesel delivers products that perform as strong as they look—finished in our signature Sinister Blue and backed by trusted U.S.-based support.
