BD Diesel Duramax Screamer 65mm Turbocharger, 2004.5-2005 LLY
Fits: 2004.5 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LLY Duramax Diesel
*Contact us for current lead times*
This drop-in, Screamer turbo for the 2004.5-2010 Duramax utilizes modern turbo technology that delivers increased airflow without compromising on low end response. Boost pressure can be increased to improve horsepower potential. Tests with the same tune and fuel quantity showed increased power output and a decrease in peak EGT's. The Duramax Screamer turbo works with any "box" tuner with further improvements achieved with custom tuning.
Includes:
- 65mm Billet compressor wheel
- Outflows the Garrett Powermax stage 1
- New technology “mixed flow” larger turbine wheel increases turbo flow and efficiency
- Spools the exact same as an OEM Duramax LBZ turbo
- Up to 85lb/min of airflow
- More boost, lower drive pressure and lower EGT’s
- Suggested max 690 crank HP
- 50 State Legal CARB EO# D-553-23
Optional:
- Turbo Install Kit
- Garrett Turbo Vane Position Sensor
Notes:
- LLY Turbos require 771864-0001 Adapter Cable
- All Core Return Costs are responsible to the customer. Please contact our customer support team with any core return questions you may have. Core returns must be processed online via the Return Request Form
Original: $2,274.95
-65%$2,274.95
$796.23






Description
Fits: 2004.5 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LLY Duramax Diesel
*Contact us for current lead times*
This drop-in, Screamer turbo for the 2004.5-2010 Duramax utilizes modern turbo technology that delivers increased airflow without compromising on low end response. Boost pressure can be increased to improve horsepower potential. Tests with the same tune and fuel quantity showed increased power output and a decrease in peak EGT's. The Duramax Screamer turbo works with any "box" tuner with further improvements achieved with custom tuning.
Includes:
- 65mm Billet compressor wheel
- Outflows the Garrett Powermax stage 1
- New technology “mixed flow” larger turbine wheel increases turbo flow and efficiency
- Spools the exact same as an OEM Duramax LBZ turbo
- Up to 85lb/min of airflow
- More boost, lower drive pressure and lower EGT’s
- Suggested max 690 crank HP
- 50 State Legal CARB EO# D-553-23
Optional:
- Turbo Install Kit
- Garrett Turbo Vane Position Sensor
Notes:
- LLY Turbos require 771864-0001 Adapter Cable
- All Core Return Costs are responsible to the customer. Please contact our customer support team with any core return questions you may have. Core returns must be processed online via the Return Request Form




















