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Front & Rear Thermostat Kit for 2001-2021 6.6l Duramax Engines.
Includes:
1x Thermostat Housing Outlet Seal
1x Front Thermostat 85°/185°F, Replaces: 97241129, 131-163
1x Rear Thermostat 82°C/180°F, Replaces: 97241130, 131-131
Fits: 6.6l Duramax LB7 LLY LBZ LMM LML L5P 2001-2021 Chevy GMC 2500/3500
Fred
Reviewed in the United States on March 4, 2025
Exact match to factory, so far working great
Customer
Reviewed in the United States on February 18, 2025
Direct fit and they seem to be good quality.
Mitchell Stephens
Reviewed in the United States on April 23, 2023
Great value and replacement for the OEM parts
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