GT3788R & GT4094VA trubos features the Garrett® patented Advanced Variable Nozzle Turbine (AVNTTM) design for increased compressor flow and boost response utilizing nine movable vanes which significantly increase turbine efficiency and improve engine performance from idle launch through peak torque. The patented integral electro-hydraulic actuation and proportional solenoid for infinitely variable control with larger compressor wheel increases maximum power range while keeping turbo speeds down for the same power output – supports up to 575 HP with no sacrifice in drivability. Suitable as a performance upgrade or replacement of original equipment with a perfect fit each and every time.
7666172-5001 2001-2004 LB7 545HP
773540-5001 2004.5-2010 Stage 1 500HP
773542-5001 2004.5-2010 Stage 2 575HP