Free Shipping On Orders Over $49. Details

Talk to a Mustang Expert
1-877-887-1105
Every day 8:30AM EST - 11:00PM EST
Win Any Wheel & Tire Package! Enter Daily

Roush R2300 Aluminator Phase 1 to Phase 3 Supercharger Upgrade Kit (11-14 GT)

Market Price $1,499.99 You Save 4% ($60.00)
Our Price

$1,439.99 (kit)

FREE Shipping

  • Item 389803
  • MPN# 421600

In Stock Ships same business day.
Ship to: Ashburn - 20149
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    Features & Details

    • Upgrade to 675 Horsepower and 585 lb-ft of Torque
    • Includes Cold Air Intake, 80mm Pulley, Fuel Pump Voltage Regulator and Plug-n-Play Harness
    • Roush PCM Flash Voucher Card Included
    • 3 Year / 36,000 Mile Limited Warranty on Roush Parts Only
    • For Use On Naturally Aspirated 11.0:1 Compression Ratio Ford Racing 5.0L Aluminator Crate Engine with the Roush R2300 Aluminator Phase 1 Supercharger Installed
    More Horsepower and Torque! Increase the power of your Roush R2300 Aluminator Phase 1 supercharger to an impressive 675 horsepower and 585 lb-ft of torque with a Phase 1 to Phase 3 Supercharger Upgrade Kit. That's an increase of 100 horsepower and 80 lb-ft of torque.

    Kit Includes. The Roush Aluminator Phase 1 to Phase 3 Supercharger Upgrade Kit includes a new 80mm Supercharger Pulley, Fuel Pump Voltage Regulator with Plug-n-Play wiring harness, Cold air intake with 110mm MAF, 2085mm 6-rib serpentine belt, ROUSH PCM Flash Voucher Card and installation instructions.

    Roush Performance quality - guaranteed. Roush is known for a rich tradition of excellent racing performance engineering at the highest level of OEM quality and design. This Supercharger upgrade kit features a 3 Year/36,000 Mile Parts limited warranty (ROUSH Supplied Parts Only).

    Upgraded ROUSH PCM calibration. ROUSH® PCM calibration is a success of engineering that maximizes the power of the system. ROUSHcharger owners will receive a ROUSH® PCM Flash Voucher Card, which is used to obtain the specific calibration needed for your Mustang and requires ROUSH Diagnostic Tool (RDT) software and a J2534 Pass-Through device to upgrade your PCM (software and pass-through device not included).

    Application. This Roush Phase 1 to Phase 3 Supercharger Upgrade Kit is specifically designed for use on the Naturally Aspirated 11.0:1 Compression Ratio Ford Racing 5.0L Aluminator Crate Engine with the Roush R2300 Aluminator Phase 1 Supercharger Installed. Fits manual transmissions only. NOT approved for sale or installation in the state of California.

    Fitment: 2011 2012 2013 2014 Details

    CA Residents: Warning: California's Proposition 65

    What's in the Box
    • Fuel Pump Voltage Regulator
    • Plug-n-Play wiring harness
    • Cold Air Intake System with 110mm MAF
    • 2085mm 6-rib Serpentine Belt
    • 80mm Supercharger Pulley
    • ROUSH PCM Flash Voucher Card
    • Installation Instructions
    Installation Info
    Tech Specs
    Will it fit my Mustang?
    • GT - 11, 12, 13, 14

    This Phase 1 to Phase 3 Supercharger Upgrade Kit is specifically designed for 2011-2014 GT Mustangs with the 5.0L Aluminator NA 11.0:1 Compression Ratio Ford Racing Crate engine and Roush R2300 Aluminator Phase 1 Supercharger Installed.

    You Might Also Like

    Customer Photos

    Questions & Answers (1)

    1 Top Rated Question

    Am my I buying the supercharger? for $1,439.99 or just the kit i nned to buy for the super charger?

    • This would be the kit to upgrade your existing Roush R2300 Phase 1 Supercharger to a stage 3. 

    Helpful (0)
    Post Your Question

    Customer Reviews (1) Write a Review

    Overall Rating 5

    out of 5 stars

    Installation Time:Afternoon

    • Performance Gain 4 4
    • Fit 5 5



    • 5/5

      Installation Time: Afternoon

      April 04, 2016

      perfect for 2011 gt

      love the car even more! you can feel alot more power coming from the car. i really recommend this supercharger for anyone looking to buy one.

      CesarHernandez

      Year: 2012 Submodel: GT

      Helpful (10)

    Related Mustang Categories