2024-2025 Mustang GT & Dark Horse Roush 422338 Phase 1 Supercharger Kit - 740HP

This supercharger will ship directly from Roush Performance within 3 business days with Free Freight and No Sales Tax outside of Virginia.

•Roush Performance part # 422338
•Fits the 2024-2025 Ford Mustang 5.0L GT & Dark Horse
•Boost your Mustang to 740 Horsepower and 600 lb-ft of torque
•Dual front inlet, front drive, TVS R2650 supercharger with optimized, high flow inlet port for ultimate airflow capability
•Unique Roush Red head unit
•90-day parts warranty included, speak to your installing dealer about available MBPI Powertrain Warranty Options 
•50-state CARB EO Legal: EO# D-488-65

Engineered for ease of installation, the Phase 1 Kit includes a large front heat exchanger to reduce intercooler temperatures and prevent cooling module restriction, while a high-capacity degas bottle eliminates coolant aeration. This kit fits under the factory hood and K-brace without modification, includes plug-and-play wiring, and comes with colder heat range Ford Performance spark plugs. Backed by Roush Diagnostic Tuning software, it’s SEMA-certified, 50-state CARB EO legal, and comes with a 3-year/36,000-mile warranty. Developed with Magnuson Superchargers for ultimate quality, this upgrade is perfect for Mustang enthusiasts ready to take their GT’s performance to new heights. Fits GT / Dark Horse 5.0L.