Product Overview
Valve Body Kit, Reprogramming Kit, 3L80, 400 Manual Shift, Competition Only (1965-1998) (400-3)
Valve Body Kit, Reprogramming Kit, 3L80, 400 Heavy Duty HD & Competition (1965-1998) (400-1&2)
Valve Body Kit, Reverse Cushion Kit, 3L80, 400 Corrects Harsh & Bang Reverse (1965-1998)
C6 Automatic Transmission Valve Body Kit, Reprogramming Kit, C6 Gas HD Towing / Competition (1967-Up) (67-1 & 2)
Valve Body Kit, Reprogramming Kit, E4OD, Gas or Disel Heavy Duty - High Performance (1989-Up) (E4OD-HD2)
Valve Body Kit, Reprogramming Kit, 4L80E Heavy Duty HD; High Performance Automatic with Complete Gear Control (1991-Up)