BD Diesel 1045840 Duramax Screamer Performance Turbocharger

The BD Diesel Duramax Screamer is a drop-in replacement turbocharger designed for 2004.5-2010 Chevrolet and GMC 2500/3500 trucks equipped with LLY, LBZ, and LMM Duramax engines. This stock-appearing turbo utilizes modern turbocharger technology to deliver significantly increased airflow without sacrificing low-end throttle response, making it ideal for drivers seeking more power while maintaining drivability.

Key Performance Features:

• 65mm billet compressor wheel delivers up to 85 lb/min of airflow
• Advanced mixed-flow turbine wheel increases flow and efficiency
• Outflows the Garrett Powermax Stage 1 turbocharger
• Spools at the same rate as OEM turbo for excellent low-end response
• Supports up to 690 crank horsepower
• Increased boost pressure with lower drive pressure and reduced EGT temperatures
• VSR high-speed balanced for smooth, reliable operation

Installation and Compatibility:

• Direct bolt-on replacement requiring approximately 15 hours installation time
• Compatible with box tuners and custom ECU tuning for optimal performance
• 2004.5-2005 LLY engines require BD Diesel 771864-0001 adapter cable (sold separately)
• Includes 24-month parts warranty

Emissions Compliance:

This turbocharger is covered under CARB Executive Order D-553-23 and is legal for sale and use in all 50 states, including California.

Testing has demonstrated measurable power gains and decreased peak exhaust gas temperatures compared to stock when using identical tuning and fuel delivery settings, making the Screamer an excellent upgrade for Duramax owners seeking reliable performance improvements.