1979-93 Mustang Stifflers Fit System Chassis Stiffening Kit by Stifflers

1979-93 Mustang Stifflers  Fit System Chassis Stiffening Kit

Take the flex out of your 1979-93 Fox Body Mustang chassis with the Stifflers Fit System Chassis Stiffening Kit!

Item #STF-FITM02

Everyday Low Price: $559.99

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Made in the USA


  • Increases Chassis Rigidity
  • Improves Handling


  • Super High Quality Components
  • Black Powder Coating
  • Pre-Masked Weld Attach Points

 What's in the Box

  • (1) Pair of Subframe Connectors
  • (1) Pair of Rocker Stiffening Rails
  • (1) Set of Web Bracing
  • Detailed Instructions
  • All Necessary Hardware

Mustang Stifflers Fit Chassis System
Get more from your 1979-93 Fox Body Mustang with a Stifflers Chassis Stiffening Fit Kit, regardless of your Mustang's style! Take the unwanted chassis flex out and put the performance in! This set includes full length subframe connectors, rocker stiffening rails and web bracing to tie everything together. Powder coated and pre-masked to keep you from having to grind off the powder coat, this kit is better manufactured & engineered than any other on the market. Great for dragstrip cars, road racers, autocrossers, & serious street cars, if you want the most from your Mustang, you want Stifflers!

  • Fits 1979-1993 Mustang Coupe/Hatchback/Convertible

    Stifflers Warranty - Click Here

    • Ford Mustang - 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993

    California Residents:
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    About This Brand

    Latemodel Restoration is your #1 source for Mustang stiffler's suspension. At Innovative Performance Technologies (IPT), we combine a passion for Mustang and Ford Lightning performance with our love of innovation to develop original new products while continually optimizing existing ones. Our degreed engineering staff has years of product design and development experience; from the highest levels of professional open-wheel racing to OE components for both foreign and domestic auto manufacturers. This knowledge base is now channeled into our Stifflers brand product line-up and is reflected in the ingenuity, quality and functionality of the items we manufacture. Our Fully Integrated Technology (FIT) SystemTM approach to chassis stiffening offers unmatched strength and stiffness, without the need for major chassis modifications. Thorough research, analysis and in-house testing go into the development of our products long before they are approved for customer use. It is this relentless dedication to the pursuit of excellence which is positioning IPT and the Stifflers line of products as an industry leader.
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