BD DIESEL 1045837 SCREAMER TURBO – DURAMAX LB7 2001–2004 SILVERADO/SIERRA 2500HD/3500HD (VICU/VIDR)

Product Description

The BD DIESEL 1045837 Screamer Performance Turbocharger is a direct-fit, stock-appearing turbo upgrade for 2001–2004 GM 6.6L Duramax LB7 applications. Built for truck owners who want more boost and airflow without sacrificing low-end response, the LB7 Screamer is engineered using modern compressor and turbine wheel technology to deliver stronger performance for towing, street use, and competition-style builds.

BD Diesel 1045837 turbo, Duramax LB7 screamer turbo, 6.6L LB7 turbo upgrade, Silverado Sierra 2500HD 3500HD turbocharger, 63mm billet compressor wheel turbo, VSR balanced turbocharger, 32 PSI preset turbo

This turbocharger features a 63mm billet compressor wheel and a larger mixed-flow turbine wheel designed to increase turbine flow and efficiency. The 1045837 is VSR high-speed balanced and comes preset to safely spool up to 32 PSI. With supporting modifications, the LB7 Screamer can support up to 630 horsepower while helping reduce drive pressure and peak EGTs compared to the factory unit.

Fitment

• 2001–2004 GM Silverado / Sierra 2500HD / 3500HD
• 6.6L Duramax LB7 Diesel Engine
• Direct-fit, stock-appearing turbocharger replacement

Key Features & Benefits

• No core charge
• Supports up to 630HP with supporting modifications
• Turbo is preset to 32 PSI
• VSR high-speed balanced for durability
• 63mm billet compressor wheel
• Upgraded BD wastegate canister installed
• More boost, lower drive pressure, and decreased peak EGTs
• 64mm mixed-flow larger turbine wheel increases turbine flow and efficiency

Cross-Reference & Compatible BD Diesel Products (BD DIESEL ONLY)

• BD DIESEL 1041460 EXHAUST MANIFOLD – 2001–2010 GM 6.6L DURAMAX

Is this turbo a direct drop-in replacement?

Yes. The BD DIESEL 1045837 is designed as a direct-fit, stock-appearing turbocharger for 2001–2004 Duramax LB7 applications.

Does this turbo require custom tuning?

No. This turbo is designed to perform on stock to modified trucks without requiring custom tuning, depending on your build goals.

Is there a core charge?

No. This turbocharger is listed as a no-core-charge item.

Specifications for BD DIESEL PRODUCTS 1045837