07/08/2008 11:21. TORRANCE, California — Toyota Racing Development has introduced a street-legal, fully warranted supercharger system for the 5.7-liter V8 in the Toyota Sequoia and Toyota Tundra . The hardware boosts output to 504 horsepower at 5,500 rpm, an increase of 25 percent. This unit supplements recently introduced supercharger systems for the Scion tC , Scion xB and Toyota Tacoma .

The new TRD 5.7-liter 3UR Supercharger System features the same Roots-type Eaton four-lobe supercharger recently introduced by the 2009 Cadillac CTS-V and the 2009 Chevrolet Corvette ZR1 . Boost peaks at 8.5 psi and the output has been certified according to SAE test procedures at 504 hp at 5,500 rpm and 550 pound-feet of torque at 4,000 rpm.

The system is emissions-legal in all 50 states. When it's installed by a... // Edmunds.com/Inside Line