Other Products ｜6L80 Thermostat Bypass Kit for 6L80 6L90 8L90 Transmissions for GM Vehicles 2006 to 2023

Model
Year Range
Engine


Chevy Silverado 1500/2500/3500
2006-2023
4.8L, 5.3L, 6.0L, 6.2L V8


GMC Sierra 1500/2500/3500
2006-2023
4.8L, 5.3L, 6.0L, 6.2L V8


Chevy Tahoe/Suburban
2007-2023
5.3L, 6.0L, 6.2L V8


GMC Yukon/Yukon XL
2007-2023
5.3L, 6.0L, 6.2L V8


Chevy Camaro/Corvette
2008-2023
6.2L V8


Cadillac Escalade/Escalade ESV
2007-2023
6.2L V8



Product Overview
This transmission thermostat bypass kit replaces the factory thermal bypass valve to allow consistent, unrestricted coolant flow to your transmission cooling system. It is precision manufactured from durable materials to withstand extreme operating temperatures and harsh under-hood conditions for long-lasting reliable performance.
Common Faults & Replacement Symptoms

Transmission overheating warning lights appearing during regular operation or towing
Premature transmission fluid degradation and burnt fluid smells caused by high operating temperatures
Stuck factory thermal bypass valve restricting coolant flow to the transmission cooler
Slipping gears or delayed shifting caused by excessive transmission operating temperatures
Reduced transmission lifespan caused by repeated overheating events

Ideal For

DIY automotive enthusiasts looking to upgrade their transmission cooling system for improved reliability
Owners of GM trucks and SUVs that regularly tow heavy loads or drive in high-temperature climates
Professional automotive repair technicians looking for a high-quality replacement part for customer vehicles
Performance vehicle owners looking to eliminate transmission overheating risks during spirited driving
Brand:EGR PerformanceSKU:AM-B0F9FWNGD7