Transgo 45RFE / 5-45RFE Heavy Duty Reprograming Kit

45RFE/545RFE-HD2, Heavy Duty reprogramming kit.

Corrects soft 1-2 shift, heavy throttle long 2-3 shift and firmer 4th gear shift.

Prevents/Reduces: 2-3 neutral, Limp and Slip codes.

Has Tough Snap Ring, heavy duty Accumulator Cover and special accumulator Seals.

Saves pump and valve body. Designed for the professional mechanic.

Applications:

• 1999-2008 45RFE/545RFE
• 3.7L/4.7L/5.7L
• 4 & 5 Speed