$787.68
220k PSI tensile strength; prevents head gasket failure on L5P.
GM
Duramax
2017-2023
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Durable coating; resists vibration-induced loosening.
Supports high horsepower; direct replacement for bolts.
Precision heat-treated; prevents crankshaft walking.
Increased clamping force; essential for high boost.
Subtotal: $1,470.52
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