2015-17 Ford Mustang Ford Performance 8.8 IRS Differential - S550 by Ford Performance

Mustang Ford Performance 8.8 IRS Differential (15-17)

Details   |  Description
  • Ford Racing Mustang 8.8 IRS Differential (2015) GT M-4204-M
Ford Racing Mustang 8.8 IRS Differential (2015) GT M-4204-M

Beef up your 2015-2017 Mustang IRS differential with Ford Performance's traction-lok 8.8" rear differential!

Item #M4204M
MPN# M-4204-M

Your Price: $179.00

Market Price:$199.00
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  • Factory Replacement
  • Ford Performance Quality


  • Fits 34 Spline Axles
  • Use w/ FRPP 3.55/3.73 Gears

What's in the Box

  • (1) IRS Differential

Product Description

Ford Performance Quality
Looking to add rear end gears to your 2015-2017 Mustang? Ford Performance made it easy to do a complete, factory style installation with this OE replacement IRS differential! This 2015-2017 Mustang differential is intended for use with Ford Performance's 3.55 or 3.73 Super 8.8" rear gear kits for your S550 Mustang. This is the factory Traction-Lok 8.8" differential that came standard on 2015-17 Mustangs and will fit 34 spline axles.

- Requires 4oz of friction modifier with initial fill.
- For use with M420988355A & M420988373A Super 8.8" gear sets.
- Use differential install kit M4210B3.

-Fits 2015-2017 Mustang

Ford Performance Racing Parts - NO WARRANTY - Click Here

Product Reviews

Vehicle Applications

Ford Mustang - 2015 (15) - 2016 (16) - 2017 (17)

About This Brand

Ford Performance
Ford Performance - Mustang Ford Racing Parts
Ford Performance Parts is the leader in performance parts and accessories for Mustang and Ford Lightning.

LMR.com is proud to offer Ford Racing Performance Parts for your project. Ford Racing is dedicated to manufacturing the highest quality products offered in the industry. Choose from suspension, exhaust, wheels, and other performance parts at LatemodelRestoration.com. If you want the best for your Mustang or SVT Ligtning, look no further than Ford Performance Parts!

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