After upgrades and a tune, this Toyota Tundra put down 557 horsepower at the rear wheels and 581 torque. The 5.7L 3UR-FE engine and has the following upgrades:
TRD Supercharger
ID 1000cc Fuel Injectors with upgraded fuel pump
Upgraded supercharger pulley
Transmission upgrade
Haltech Elite 2500 engine management
Dyno Tune by Hal at Dynosty