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Stifflers Chassis & Suspension LLC, a leader in late model Mustang and F150 chassis and suspension products, designs, tests, & manufactures components for the true enthusiast. Whether used at the local track or on the street, Stifflers' innovative products are engineered to deliver on their promise of quality, fit, finish, and functionality. Our focus at Stifflers is to develop products that satisfy the needs of the end-user and to design those products to be the most innovative components available on the market today.

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Welcome to our new website!

Welcome to our new website!

Posted by Team Stifflers on Jan 20th 2023

It has been a long time coming, but our new website is finally here! Take a look around and add some Stifflers prod … read more

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