When this is combined with the proper fuel upgrades and tuning you will have increased performance.
1320 Performance Billet CNC Supercharger pulleys for TRD 2.1 red TRD 3.4L
1320 Performance Billet CNC Supercharger pulleys for TRD 2.2 Black TRD 3.4L
1320 Performance Hydraulic Drift Brake with handle & Reservoir universal Black
1320 Performance Hydraulic Drift Brake with handle & Reservoir universal Silver
1320 Performance 5vz Idler Pulley for TRD Supercharger Dynamic Tensioner 3.4L
1320 Performance Jackson Racing Pulley Spacer b series JRSC BLACK