We offer 3 stages of upgrades depending on your needs and power levels.

Stage 1:

Media Blast Transmission Case
Sleeved Input Drum
3-4 Clutch Pack
Reinforced Sunshell with Collar and Bearing
Heavy Duty Double Caged 29 Element Sprag
4L65E Low Roller Clutch
Billet 4th Gear Servo
Transgo HD-2 Shift Kit
Corvette Servo
Wide 2-4 Band
Updated Aluminum Accumulator Piston
Bushing Kit
New Shift Solenoids
New Wiring Harness
New GM Valve Body Spacer Plate
Seal & Gasket Kit
Filter

Stage 2:

GM 5 Pinion Planetary Gearsets - Front and Rear

Stage 3:

300M Hardened Output Shaft