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GMC SIERRA 3500 HD Engine Gaskets & Seals

Individual Parts

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GM LML/LGH Duramax Top End Gasket Kit, 4.130" Bore, .047" MLX Cylinder Head Gasket

Part Number: CGT-PRO3012T

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

GM LMM/LLY Duramax Top End Gasket Kit, 4.130" Bore, .047" MLX Cylinder Head Gasket

Part Number: CGT-PRO3011T

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

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