Get Shift Repairs Done Right the First Time, Every Time

with Top-Quality Kits for 100+ Transmissions

TD_Top_10_Products
Line Pressure Booster Kits

Line Pressure Booster Kit

Crisp, clean shifts without harshness.

Lpbk parts flat
  • Improve Shift Feel & Durability
  • HP/HD or Commercial Vehicles
  • No Reaming Required
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Zip Kits

Zip Kit®

The first step in correcting common shift problems.

Zip kit parts flat
  • Restore Stock Shift Action
  • Quick Rebuilds Targeting Hydraulic Wear
  • No Reaming Required
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The Sure Cures

The Sure Cure®

Comprehensive kit for big problems you don't want back.

Sure cure parts flat
  • Restore Stock Shift Action
  • Comprehensive Overhauls Targeting Chronic Transmission Failure Points
  • Some Kits Require Reaming
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Performance Packs

Performance Packs

The best parts for performance & heavy duty recalibration.

Performance pack parts flat
  • Significantly Improve Shift Feel & Durability
  • HP/HD Units w/ Power Mods or Stock Vehicles Running in Extreme Applications
  • No Reaming Required
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Improve Shift Feel & Durability Restore Stock Shift Action Restore Stock Shift Action Significantly Improve Shift Feel & Durability
HP/HD or Commercial Vehicles Quick Rebuilds Targeting Hydraulic Wear Comprehensive Overhauls Targeting Chronic Transmission Failure Points HP/HD Units w/ Power Mods or Stock Vehicles Running in Extreme Applications
No Reaming Required No Reaming Required Some Kits Require Reaming No Reaming Required
Learn More Learn More Learn More Learn More

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