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SKU #: MAH-K31904 MPN #: K31904

MAHLE Water Pump Gasket 01-16 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML

$1.86
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Description
Need a dependable seal to stop coolant leaks in your Duramax? The MAHLE Water Pump Seal is a direct-fit OE replacement designed for 6.6L Duramax engines. It restores a tight, factory-quality seal between the water pump, helping prevent coolant loss, overheating, and costly engine damage. Built to meet or exceed OEM specifications, this seal delivers reliable performance and long-lasting protection for your cooling system. It’s a simple, affordable part that plays a critical role in keeping your engine running clean and cool. Manufactured by MAHLE, a trusted supplier, the K31904 is engineered for precise fitment and consistent sealing performance. It features high-quality molded elastomer construction designed to withstand heat, coolant additives, and long-term engine operation.

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Need a dependable seal to stop coolant leaks in your Duramax? The MAHLE Water Pump Seal is a direct-fit OE replacement designed for 6.6L Duramax engines. It restores a tight, factory-quality seal between the water pump, helping prevent coolant loss, overheating, and costly engine damage. Built to meet or exceed OEM specifications, this seal delivers reliable performance and long-lasting protection for your cooling system. It’s a simple, affordable part that plays a critical role in keeping your engine running clean and cool.

Manufactured by MAHLE, a trusted supplier, the K31904 is engineered for precise fitment and consistent sealing performance. It features high-quality molded elastomer construction designed to withstand heat, coolant additives, and long-term engine operation.

Vehicle Fitment
2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML
WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov
About MAHLE

MAHLE's reputation speaks for itself. As a leading global supplier of high-quality engine components, trusted in both passenger and commercial vehicles. Their parts, such as pistons, gaskets, and engine components, keep diesel engines running stronger for longer, making them a go-to choice for heavy-duty trucks and high-performance applications.

As a leading global development partner for the automotive and engine industry, MAHLE offers unique systems competence in the internal combustion engine and engine peripherals. MAHLE Motorsports has a drive towards performance by building engine components, such as the MAHLE MonoTherm pistons, to distinctly service high-performance diesel engines. The MAHLE division is most notable for building quality OE replacement gasket sets that are a cut above the rest.

Founded in 1920, MAHLE has been shaping the future of mobility for over a century. With 22 North American factories supplying OEMs across passenger cars and heavy vehicles, and 135 factories worldwide supported by 11 technology centers and more than 5,000 engineers, MAHLE has built a reputation for innovation, durability, and expertise. Today, one in every two vehicles globally features MAHLE components, a testament to their long-standing commitment to quality and reliability.