SKU: F150s1r-s2 Whipple Supercharger Ford F150 Stage 1R to Stage 2 Upgrade Kit Bolt-on upgrade kit for MY2021-MY2024 Stage 2: 675 TQ / 775 HP to Flywheel Billet 132mm throttle body and 132mm inlet tube for maximum airflow Updated calibration for maximum power Are you ready to take your Whipple Supercharged F150 to the next level? This package includes everything that you need to upgrade your truck from the Stage 1R package to the top of the line Stage 2 package. It will include the billet 132mm Roval throttle body, 132mm inlet air tube, and an updated calibration. Unlock the maximum potential of your Whipple Supercharger with this package! *Power is under optimal conditions with 93 octane fuel. Results may vary due to conditions, octane and dyno type. **Calibration only supplied, Tomahawk Flash Tool can be reused (with same VIN#)