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    LB7 Duramax Turbo


    Drop In Turbochargers
    Drop In Turbochargers
    Turbo Components & Parts
    Turbo Components & Parts
    Turbo Up Pipes
    Turbo Up Pipes
    Lower exhaust gas temperatures (EGTs), increase airflow, and unlock serious horsepower on your 2001–2004 Chevy Silverado or GMC Sierra 2500HD/3500HD with our selection of LB7 Duramax turbo upgrades. The factory IHI fixed-geometry turbocharger is a reliable workhorse for stock power levels, but its restrictive turbine housing and small compressor wheel quickly become a major bottleneck—causing high drive pressure, hot exhaust temps, and limited top-end power when pairing with aggressive tuning or larger injectors. Upgrading to a modified drop-in turbocharger, billet compressor wheel, or a custom T4/compound turbo kit dramatically improves spool response, widens the usable powerband, and delivers the clean, dense airflow needed for heavy towing and high-performance street driving. We carry direct-replacement drop-in turbochargers, Stealth turbos, high-flow compressor wheels, and complete compound piping kits from industry leaders like Calibrated Power/Stealth, BD Diesel, Fleece Performance, and BorgWarner. Browse our 6.6L LB7 turbocharger upgrades below to build the ultimate towing or street-performance setup.