6L90 Transmission Parts
6L80E / 6L90E New GM Transmission Control Module
$750.00
6L80E / 6L90E New GM Transmission Control Module Programmed to your VIN upon arrival, Can be Custom tuned with our calibrations when purchased with our Custom Tuning.
6L90E Billet Intermediate Shaft and Hub
$740.00
Developed as a stronger replacement for the problematic failure of the OEM shaft when high horsepower, superchargers and turbos are used.
Sonnax 6L80E 1-2-3-4 Piston
$96.00
GM 6L80E / 6L90E 1-2-3-4 pistons commonly crack due to cantilevered stress on the cast material. The OE part has been through several revisions in an attempt to correct this, but all OE versions are...
Raybestos 6L80E / 6L90E High Energy Clutch Pack Module
$91.00
This Raybestos 6L80E/6L90E transmission clutch module contains all the clutches to rebuild your 6l80E/6L90E unit. This Module kit contains the frictions in all clutch packs. Steel Modules are sold separately below. These frictions are made...
Raybestos 6L80E, Stage-1 Red Clutch Pack Module
$249.00
These Raybestos 6L80E/6L90E stage-1 clutches are a great choice street cars, heavy work trucks, and street/strip applications. This clutch module fits all 6L80E transmissions from 06 up and contain just the frictions for the entire...
6L80E Oversized Pressure Regulator and Boost Valve kit
$87.00
GM 6L45E, 6L50E, 6L80E, 6L90E units can suffer from high or low line pressure and or overheated transmission issues if the pressure regulator valve or other valve train components are worn, damaged, or stuck. Most...
6L80E / 6L90E, Oversize Boost Valves
$42.00
GM 6L45, 6L50, 6L80, 6L90 boost valves provide feedback pressure to their respective clutch regulator valves, helping control apply and release of the clutch. Pressure control solenoid fluid pressure reacts with the valve to control...
Sonnax Piston Kit 6L80E / 6L90E, 4-5-6 Heavy Duty
$149.00
The Sonnax apply ring increases surface area between the apply piston and OE waved clutch plate, resulting in more even distribution of apply force to clutch plates. The Sonnax backing plate minimizes flexing / bowing...
Sonnax 6L80E High Capacity 3-5-R Apply Ring
$69.00
Sonnax high capacity 3-5-R apply ring is shorter than the OE apply ring. When the Sonnax apply ring is installed and the OE waved plate is eliminated, this allows for one additional OE thickness friction...
6L80E / 6L90E Zip Kit, Sonnax
$295.00
This Zip Kit fits 6L45E, 6L50E, 6L80E, and 6L90E transmissions and targets the root of multiple complaints by sealing the critical circuit pressure losses so common with this platform. This exclusive kit contains very uniquely...