2001 - 2005 GM Duramax Allison 1000 Shift Kit 5-Spd (1604720)
- NOTICE: This kit requires removal of the transmission for installation of the internal parts
- Installation recommendation: Experienced technician
- Includes our exclusive smart Trim/Clutch Control valve assemblies for increased durability
- Addresses Going to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; SHORT-CRISP-SMOOTH-upshifts and kickdowns
- Handles 500 Street Horsepower
Refer to Manufacturer's Warranty
Most orders are shipped 1-2 weekdays after an order is placed, depending on availability.
If you have any questions about this product/tune, give us a call or submit a contact form. We will get back to you as soon as possible.