THIS IS THE BEST KIT TO UPGRADE YOUR 1991-UP 4L80E TRANSMISSION.  THIS KIT WILL WORK IN:

• GMC YUKON XL 5.3L
• 6.0L-HUMMER
• V-8-CHEVY SUBURBAN 5.3L-6.0L. 

THIS KIT WILL,

1. END DIRECT CLUTCH BURN-UP.
2. HOLDS BIG HORSEPOWER!
3. HOLDS 1ST, 2ND AND 3RD TO ANY RPM.
4. OPTIONS OF COMPETITION
5. OFF ROAD
6. PRO-STREET 
7. STICK SHIFT (FULL MANUAL AUTOMATIC)

  This kit is the "SERIES A" with the TRANSgo UPDATES as of 08/2007.

E-mail a friend about this item.