Drive. Tow. Race.

The first and only 6L80 performance kit for trucks and performance applications.

With increased max main line pressure as well as a more aggressive pressure curve, this high performance Reprogramming Kit™ includes valve body and pump components calibrated to maintain factory shift feel at light-to-medium throttle with progressively firmer upshifts through WOT.

Features
  • Quick, clean, firm shifts with increased holding capacity
  • Maintains factory shift feel at light to medium throttle with progressively firmer upshifts through WOT
  • Produces faster line rise when adding throttle
  • Patent-pending technology reworks the 2-6, 3-5-R and 4-5-6 clutch regulator and boost valves to produce faster and cleaner shifts with increased holding capacity without any bumps, clangs, bangs or software tuning
Street show-off options with HPtuners or EFI Live (Must be used in conjunction with #6L80-TOW&PRO)
  • 1-2 & 2-3 hard-throttle tire chirping shifts
  • Simple computer tuning of shift time tables

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