- 750 HP / 670 TQ
- Reliable Street Power
- Complete Kit With Tune
- Made in the USA
- Produces 750 horsepower/670 lb-ft of torque
- 50-state legal
- Fits 2018-2021 Mustang GT 5.0L V8
- High-Capacity Cooling Technology with a full-face low temperature radiator
- Compatible with both automatic and manual transmissions
- Features Eaton’s TVS R2650 technology for increased power output throughout the RPM band
- Engineered for durability with large bearings and timing gears
- Calibration optimized for 93 octane fuel, compatible with premium fuel
- 3-year/36,000 mile limited ROUSH powertrain warranty included
- Includes all necessary installation hardware
- Does NOT fit the Mustang Bullitt
- Note: Not compatible with Ford Mustang 5.0L equipped to meet Euro 6.2 emission standards. (Euro 6.2 dictates the use of particulate filters which are not compatible with the Roush Supercharger system)
The ROUSH Phase 2 Supercharger kit builds on the enhanced performance of the Phase 1 supercharger system and boosts the stock 5.0L V8 Ford Mustang GT to an astounding 750 horsepower and 670 pound-feet of torque – a gain of 290 horsepower over the stock engine.
The high-capacity low temperature radiator provides increased cooling capability and works with Eaton’s TVS R2650 technology for greater power output. The larger LTR and upgraded calibration work in harmony to improve cooling and optimize performance, giving drivers extra laps at the track.
The Phase 2 Supercharger delivers thrilling power, unparalleled performance, and versatility across both manual and automatic transmissions. The complete system is optimized for 93-octane fuel for superior performance. At ROUSH Performance, we believe in offering even more. ROUSH ensures every 2018-2021 5.0L Mustang Phase 2 Supercharger offers peace of mind with our 3-year/36,000-mile ROUSH limited powertrain warranty.
We’ve got your back!
Function Factory Performance takes “customer service” very personally. We understand that finding the right parts can be overwhelming. Education and awareness are the principles that keep us ahead of the curve. Let us make this experience simple, easy, and awesome, so without hesitation give us a call at (480) 576-8606, feel free to direct message on our live chat or CLICK HERE to contact us via email.
Make sure to follow us on Instagram: @FFPerformanceAZ and Youtube.
EMAIL A FACTORY SPECIALIST FOR HELP CALL A FACTORY SPECIALIST NOW
FREQUENTLY ASKED QUESTIONS
If it's in stock and ready to roll, your order usually hits the road within 1–3 business days.
For made-to-order or specialty items (like carbon fiber parts or custom builds), the turnaround can take up to 8 weeks — perfection takes time.
Either way, we'll keep you updated so you know exactly when your parts are leaving the pit lane.
Absolutely! Once your order ships, you'll receive an email with a tracking link so you can follow its journey from our shop to your doorstep.
If your order ships via freight, you'll get a separate email with a direct link to the carrier's tracking page — easy and stress-free.
Things happen on the road — even to boxes. If your order arrives damaged, snap a few clear photos of the box and product and send them our way right away.
If your shipment is lost, just email or call us — we'll help track it down and guide you through the next steps to make it right.
Simple — spread the horsepower! Follow us on Instagram, YouTube, and Facebook, and most importantly, drop us a review on Google or Yelp to let others know about your experience.
Your feedback helps us grow, create more content, and keep bringing performance-driven parts to the community. 🏁
1ST CLASS SERVICE
805-267-9762or email Support@FFPerformance.co
Car parts can be a maze — good thing we brought the map. Our team's here to keep things smooth, simple, and maybe even a little fun.
📞 Click To Call Now












Reviews
There are no reviews yet