Roush 2021-2025 F-150 Supercharger Kit | 705HP

Roush 2021-2025 F-150 5.0L Supercharger Kit | 705HP

The Roush 705HP Supercharger Kit is a top-tier performance upgrade for 2021–2025 F-150 5.0L trucks, delivering massive power gains with OEM-level drivability. Featuring the advanced TVS R2650 (2.65L) supercharger system, this kit provides instant throttle response, exceptional cooling, and proven durability for both street and towing applications.

Performance Gains

• 705 HP & 635 lb-ft torque
• +305 HP increase over stock (crank)
• Dyno results: ~564 RWHP / 508 RWTQ (approx.)

Key Features

• TVS R2650 supercharger with 170° twisted four-lobe rotors
• 107% larger low-temp radiator for improved cooling capacity
• Roush calibration optimized for 93 octane (91 compatible)
• Forged aluminum crankshaft damper for increased durability
• High-performance spark plugs designed for boosted applications
• High-efficiency intercooler system for consistent performance
• Maintains factory drive modes and drivability
• Instant throttle response from roots-style supercharger design

Fitment

• 2021–2025 Ford F-150 5.0L V8

Additional Notes

• Does NOT fit Tremor models
• Pro Power Onboard trucks require Dual Alternator Kit #422310
• Vehicle top speed remains unchanged from factory configuration
• 3-Year / 36,000 Mile Limited Powertrain Warranty (when installed by ASE-certified technician)
• Calibration delivered via Roush RDT software
• 50-State Legal for 2021–2023 models (CARB EO #D-418-47)

Note: Power figures based on optimal conditions using 93-octane fuel. Results may vary depending on vehicle setup and environmental conditions.