Stifflers

Your answer for Converting a '94-'98 to T-56 (all), T-45*(Cobra Spec) & TH-400**A direct fit for upgrading to a T-56(including Magnum & XL), T-45*(Cobra Spec) or TH-400** transmission. This...

Works with AOD, AODE, 4R70W, C6, T-5, TKO'S*& TR-3550 This unique single tube design adds stiffness and strength far beyond that of the OEM versions. Simply slide the mounting sleeves and...

Direct bolt-in for your C4, Power Glide or TH-350 SwapThis unique single tube design adds stiffness and strength far beyond that of the OEM versions. Simply slide the mounting sleeves and reposition...

"The" Crossmember for your '94-'98 Conversion! Direct bolt-in Upgrade for a T-45 & TR-3650 SwapThis unique single tube design adds stiffness and strength far beyond that of the OEM versions...

96~98 COBRA For T-56 (All), *Cobra Spec T-45 & **TH-400 Transmissions This crossmember is specifically designed to be used with the 96-98 Cobra "bolt-on" style crossmember mounts when...

Description Stifflers' Driveshaft Safety Loop Engineered to exceed NHRA regulations. This one of a kind driveshaft safety loop will save you and your investment from the destructive...

The Adjustable Crossmember for your ‘99~'04 Mustang/Cobra has Arrived!     The adjustable design of this crossmember works with most any transmission application in your...

Description Stifflers' Driveshaft Safety Loop For your Turbo-400 & 4L80E Transmissions! This one of a kind driveshaft safety loop will save you and your investment from the...

  Description Stifflers' Driveshaft Safety Loop Engineered to exceed NHRA regulations. Doesn't get much simpler than this, bolts directly to transmission mount. Quick and easy...

     This kit comes with all you need to install a 6R80, 10R80 or MT82 transmission in any 79-04 Mustang/Cobra! At the core of the kit is Stifflers unique single tube...

     This crossmember is designed to fit the narrow (2 ¾") mounting bracket of the 79-81 Fox body Mustangs and requires No modifications. This unique single tube...

Description Stifflers' Driveshaft Safety Loop Engineered to exceed NHRA regulations. This one of a kind driveshaft safety loop will save you and your investment from the destructive...