We address the 6L80’s known wear points (3-5-R, 4-5-6, TCC apply) and match friction materials, clearances, hydraulics, and converter build to your vehicle’s weight, gearing, tires, and duty cycle—keeping temps stable and shift quality consistent.
RoadReady = stock power.
StreetMonster = towing/daily with mild tune.
SportMonster = heavier vehicles, steeper gears, or sticky tires.
TrackMonster = competition use & big power. If tuning/tires add load, step up one level.
Covers GM applications that use the 6L80/6L80E (RPO MYC) in RWD/4WD cars, trucks, and SUVs. Not for 6L90 (RPO MYD). Verify 2WD/4WD tailhousing/output, case length, and TEHCM year. A Full Reprogramming is required after install.
TEHCM & electronics? Units are built with year-correct solenoids and TEHCM configuration. Perform a full reprogramming after install. See Installation Instructions for details.
Converter included? Yes—each package includes a matched lockup converter (multi-disc options on Sport/Track).
Cooler flush? Always flush/replace cooler & lines to protect the new unit and warranty.
Warranty? Monster coverage as listed above; Extend continues after the Monster term—up to 6 years total on transmissions.
*HP/torque ratings are guidelines; vehicle weight, tires, gearing, and tuning affect capacity. When in doubt, step up a level.
Daily stock → RoadReady. Mild bolt-ons/towing → StreetMonster. Built street/track → SportMonster. Competition or 700+ HP → TrackMonster.
Yes—every package includes a matched lockup converter (multi-disc options on Sport/Track).
Units ship with year-correct solenoids & TEHCM configuration. Perform a full reprogramming after install.
Coverage is listed per tier; extendable up to a total of 6 years on transmissions.
*HP figures are guidance; vehicle weight, tires, gearing and tuning affect capacity.
