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SKU: SKU: RSH422240

Roush - 2021-2026 Roush F-150 Supercharger Kit | 705HP - 422240

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Upgrade your 2021-2026 F-150 with the powerful Roush 705HP Supercharger Kit—a premier performance solution engineered for F-150s equipped with a 5.0L V8 engine.

This high-performance kit, featuring the advanced Roush TVS R2650 (2.65L) System, is designed to maximize horsepower and torque, delivering a remarkable 705 HP and 635 lb-ft of torque. Here’s why this supercharger is the top choice for Ford F-150 enthusiasts:

Unmatched Power & Performance

  • Impressive Power Gains: Boosts your F-150’s output by 305 HP (crank) over the base model. Achieved 564 RWHP and 508 RWTQ on dyno at 20% parasitic loss. 
  • Engineered for High Efficiency: Features a 107% larger low-temp radiator (LTR), doubling the cooling capacity of previous models to maintain peak performance.
  • Premium Roush Calibration: Developed specifically for 93 octane fuel (compatible with 91), ensuring optimal performance and reliability.

Superior Components & Design

  • Durable Crankshaft Damper: Crafted from forged aluminum, this Roush-exclusive viscous damper enhances engine longevity by managing torsional demands.
  • Specialized Spark Plugs: Created specifically for forced induction, reducing risks of pre-ignition and ensuring smooth, powerful combustion.
  • Instant Throttle Response: The Roush R2650 TVS supercharger delivers immediate power across the engine's entire power band, unlike traditional turbochargers.

Rigorous Testing for Reliability

We've extensively tested this supercharger kit to ensure durability and peak performance. From -20°F cold starts to 900+ hours of dyno testing, this supercharger is built to withstand extreme conditions, towing demands, and high-heat environments.

Easy Installation & Factory Compatibility

  • Maintains Factory Drive Modes:The Roush kit maintains all OEM driving modes.
  • Comprehensive Warranty: Enjoy a 3-year/36,000-mile limited powertrain warranty when installed by a certified ASE technician.
  • Complete Kit: Includes all necessary installation hardware, with calibration downloadable via Roush RDT software.
  • NOTE: Vehicle Maximum speed is NOT modified from the production configuration, with the installation of this kit.

California Compliance

  • 2021-2023 Model Years ONLY- approved for sale and installation in California and other states requiring an EO number (EO#  D-418-47).

Technical Advantages

The 2.65L Roush R2650 TVS roots-type supercharger features twin four-lobe rotors with a 170-degree twist, optimizing thermal efficiency and airflow while reducing vibration and noise. Enjoy a smoother, more efficient driving experience with power on demand.

*Power figures are based on optimal conditions using 93-octane fuel. Actual results may vary depending on octane, intake air temps, humidity, manifold charge temps, gearing, wheel/tire combination, and the type of dynamometer used.

Note:

  • Does not fit Tremor.
  • Pro Power Onboard equipped F-150s will require our Dual Alternator Supplemental Kit #422310, please call 1-800-59-ROUSH to order.

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