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Fleece Performance Allison TapShifter for Select 2003-2005 GM Silverado/Sierra (6.6L) FPE-TAPSHIFTER35

$399.00

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Fleece Performance Allison TapShifter for Select 2003-2005 GM Silverado/Sierra (6.6L) FPE-TAPSHIFTER35

$399.00

$399.00

Fits select 2003-2005 Chevrolet Silverado and GMC Sierra 2500 HD/3500 models (6.6L).

The Fleece Performance TapShifter brings modern transmission control to your early Allison-equipped truck. Designed to provide the same functionality found in 2006 and newer models, this kit allows you to manually select gears with the touch of a button. Whether you are towing heavy loads, drag racing, or sled pulling, the TapShifter gives you precise control over your gear range, preventing unwanted upshifts and reducing gear hunting.

Installation is straightforward and non-invasive, utilizing high-quality OEM connectors for a true plug-and-play experience that can be completed in under 30 minutes. The replacement shift lever features integrated "+" and "-" buttons to command upshifts and downshifts instantly while maintaining a factory-style appearance and ergonomic functionality.

  • Manual Gear Selection: Command downshifts and limit up-shifts to stay within the optimal powerband.
  • Overdrive Disable: Easily lock out overdrive for improved control during heavy towing or descent.
  • Reduced Gear Hunting: Minimizes unnecessary shifting to help maintain lower transmission temperatures.
  • Easy Installation: True plug-and-play design using OEM-spec connectors; no wire cutting required.
  • Manufacturer Part Number: FPE-TAPSHIFTER35
  • Installation Time: Approximately 30 minutes
  • Application: Allison Transmission equipped trucks
📘 Guides & Manuals
🔧 Fitment & Compatibility
Year Make Model Submodel
2003-2005 Chevrolet Silverado 2500 HD Base
2003-2005 Chevrolet Silverado 2500 HD LS
2003-2005 Chevrolet Silverado 2500 HD LT
2004-2005 Chevrolet Silverado 2500 HD WT
2003-2005 Chevrolet Silverado 3500 Base
2003-2005 Chevrolet Silverado 3500 LS
2003-2005 Chevrolet Silverado 3500 LT
2004 Chevrolet Silverado 3500 WT
2003-2005 GMC Sierra 2500 HD Base
2003-2005 GMC Sierra 2500 HD SLE
2003-2005 GMC Sierra 2500 HD SLT
2003-2005 GMC Sierra 2500 HD WT
2003-2005 GMC Sierra 3500 Base
2003-2005 GMC Sierra 3500 SLE
2003-2005 GMC Sierra 3500 SLT
2004-2005 GMC Sierra 3500 WT

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