On all orders over $99.00
Full Customer Support
Always Low Prices
Safe shopping guarantee
| Easy Plug & Play Installation | Command Downshifts |
| Limits Up-Shifts | Decrease Gear Hunting |
| Overdrive Disable |
| YEAR | MAKE - ENGINE SERIES |
|---|---|
| 2003 | GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax |
| 2004 | GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax |
| 2004.5 | GM Silverado/Sierra 2500/3500 6.6L LLY Duramax |
| 2005 | GM Silverado/Sierra 2500/3500 6.6L LLY Duramax |
| Manufacturer's Part Number | FPE-TAPSHIFTER35 |
| Manufacturer Name | Fleece Performance |
| Shipping Length | 3 in. |
| Shipping Width | 6 in. |
| Shipping Height | 12 in. |
| Fuel Type | Diesel |
| UPC | 635909310341 |
| Shipping Weight | 4.00 lbs |
| Prop 65 Warning | Cancer & Reproductive Harm - P65Warnings.ca.gov |
| Warranty | 1 Year Limited Parts Warranty |
| Installation Instructions for 2003-2005 GM/Allison TapShifter | Click to View |
Fleece Performance TapShifter allows you to shift your 2001-2005 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily driving and everything in-between, the TapShifter installs in no time and provides factory-like operation, functionality and styling. The TapShifter can be used in the gas or diesel 2001-2005 trucks with an Allison Transmission.