Fleece Performance 03-05 GM Duramax 6.6L LB7 / LLY GM/Allison TapShifter RTL-S Now get these kits with

Now get these kits with Borg Warner SX-E turbo options and expect even more

If that is you

These are individual M12 Battery holders that can be screwed to any surface

Installs in 1–2 hours with basic hand tools

available in Black

Fleece Performance 03-05 GM Duramax 6.6L LB7 / LLY GM/Allison TapShifter RTL-S Now get these kits withFleece Performance Model FPE TAPSHIFTER35 The 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 Installation Instructions This Part Fits: Year Make Model Submodel 2003 2005 Chevrolet Silverado 2500 HD Base 2003 2005 Chevrolet Silverado 2500 HD LS 2003