Instant Shudder Fixx™

• A concentrated friction modifier formulated specifically for INSTANTLY eliminating torque converter lock-up shudder
• Provides up to 4x’s less wear than regular ATF
• The original shudder fix
• For long term benefit, use with LUBEGARD ATF Protectant P/N 60902 or LUBEGARD Platinum ATF Protectant P/N 63010
• For use in ANY automatic transmission fluid except CVT, DCT, and Ford Type F [1986 and earlier models] applications

• ISF 19610 – 2 oz – Click to purchase directly at Amazon!
• ISF 19680 – 2 oz  (Clamshell)
• ISF 19689 – 2 oz  (Display Box)

While holding the tube, cut off the tip end, and empty contents directly into ATF via dipstick tube, or fill-port on the side of the transmission.

See our videos page for more LUBEGARD® action 

Also available in various retail packages:

Clam Shell P/N 19680

Display Box P/N 19689