Description: Roush Phase 1 to Phase 2 Supercharger Upgrade kit 727 HP 15-16 Mustang 421994 :) If you have any questions please do call Product highlights for the 2015-2017 Mustang Phase 1 to Phase 2 Supercharger Upgrade Kit 727 HP:727 hp @ 6,850rpm and 610 lb-ft @ 5,100rpmPreset plug and play digital fuel pump controller safely and reliably increases fuel pump output without opening fuel systemCooler heat range NGK spark plugs help ensure complete combustion without detonation under the higher boost levels of Phase 2Smaller diameter 80 mm pulley increases boost, installs in minutes, requiring no belt replacementROUSH/Ford Racing Phase 2 calibration file delivered with exclusive ROUSH Diagnostic Tool (RDT)Includes 3-year/36,000-mile ROUSH Parts only limited warrantyVoids optional Roush limited Powertrain/Drivetrain warranties50-State emissions-legal on 2015-2016 Mustangs (CARB E.O. #D-418-29). NOT APPROVED for sale or installation on 2017 model year in the state of California, or any other states that require an Executive Order Number.The ROUSH Phase 2 supercharger upgrade kit builds on the outstanding performance of our 2015-2017 Phase 1 supercharger system by adding proven core components and careful calibration, for an additional 57 horsepower and 65 lb-ft of torque over our 670 hp/ 545 lb-ft system (PN 421823).The result is an outstanding 727 hp / 610 lb-ft of torque while retaining the daily confidence you expect from the engineering of ROUSH Performance.ROUSH engineers spend hundreds of hours in the laboratory, on the dyno, and out in the field to ensure the components and calibration deliver consistent performance in all conditions.The upgrade installs easily with a preset plug and play fuel pump controller, colder heat range spark plugs, and a higher boost 80 mm supercharger pulley. A ROUSH Diagnostic Tool (RDT) reflash voucher is in the box, and your upgraded Phase 2 calibration can be downloaded to your ECU in minutes by your dealer.Included in the Kit:Fuel pump controller80mm Supercharger Pulley(8) NGK Spark PlugsRDT Reflash VoucherWarranty50-State emissions-legal on 2015-2016 Mustangs (CARB E.O. #D-418-29). NOT APPROVED for sale or installation on 2017 model year in the state of California, or any other states that require an Executive Order Number.This kit comes with an extended parts warranty (ROUSH Supplied Parts Only), which is good for 3 years or 36,000 miles from the date of retail purchase. Please note that if this system is installed on a 2015-2017 ROUSH Stage 3 Mustang, the vehicle's powertrain warranty will be voided.
Price: 1299.99 USD
Location: Plainfield, Illinois
End Time: 2024-08-27T15:24:59.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Product Series: Roush Performance Supercharger Kits
Package Quantity: 1
Position: Front
Average Handling Time: 4
Manufacturer Part Number: 421994
Brand: Roush Performance
Manufacturer Warranty: Yes
Placement on Vehicle: Front
Country of Origin: US