TapShifter - Chevy 2003-2005 Duramax Allison 1000 - Button Gear Selection 1990 heat treated forged steel center

heat treated forged steel center section that is black Cerakote finished for longevity

Utilizing 4

C3/C4 Piston - BD Machined

Longer exhaust studs improve thermal durability

TapShifter - Chevy 2003-2005 Duramax Allison 1000 - Button Gear Selection 1990 heat treated forged steel centerAdd fingertip control to your 2001 2005 Duramax Allison 1000 transmission for easy Tap Shifting when passing, pulling, hill climbing or whenever you need to switch gears quickly just like the newer trucks. Tap Shifter Kits includes new gear shift lever that pre bent for a better fit, a control module and a harness with factory plug in connections makes for a clean and easy install. The 2001 2002 kit also includes an amber LED light for OD disable