Superior STL-400-5

Superior STL-400-5

Fits: F4AEL and F4AEL-E Note to purchasing: Ask for Superior part number STL-400-5

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Valve Body Upgrade Kit

The 400-5 TransLab Valve Body Upgrade Kit corrects or prevents the following problems:* Slide or Slide-Bump 1-2* 3rd Clutch Failure* Harsh Reverse Engagement* 5 Fixes per Box* Soft 2-3 * Late Shifts or Stacked Shifts* Custom Calibrate for Normal, HD or HP* Improves Overall Performance