GMC SIERRA 3500 HD Engine Gaskets & Seals

MLX Head Gasket, .053-in. MLX HEAD GASKET LEFT , GM 6.6L DURAMAX 01-16 4.130-in.

Part Number: CGT-C15376-053

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Estimated Ship Date: Dec 11, 2025 if ordered today

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MLX Head Gasket, .053-in. MLX HEAD GASKET RIGHT , GM 6.6L DURAMAX 01-16 4.130-in.

Part Number: CGT-C15375-053

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Estimated Ship Date: Dec 11, 2025 if ordered today

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.098" MLS-5 HEAD GASKET

Part Number: CGT-C5477-098

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Estimated Ship Date: Tomorrow

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Head Gasket, MLS, 4.160 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-098

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Gasket, Exhaust Manifold Flange to Turbocharger, Chevrolet, GMC, Duramax, 6.6L, Each

Part Number: ADO-97188685

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GSKT KIT

Part Number: NAL-19207929

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-056

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, EPDM Rubber, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12587397

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Estimated Ship Date: Tomorrow

Engine Oil Pan Cover Gasket, Cadillac, Chevrolet, GMC, Small Block Gen V, LT, Each

Part Number: ADO-12623359

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.034" MLS HEAD GASKET

Part Number: CGT-C5317-034

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Estimated Ship Date: Dec 11, 2025 if ordered today

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.040" MLS HEAD GASKET

Part Number: CGT-C15509-040

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-051

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Head Gasket, MLS, 4.160 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-036

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Head Gasket, MLS, 4.160 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-027

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Timing Cover Seal, Front Crankshaft Seal, Gasket, O-Rings, Chevrolet, GMC, 6.6L, Duramax, Kit

Part Number: FEL-TCS45055

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Rubber Drain Plug Gasket, Fits M12 (20Mm Od)

Part Number: RNB-097-119-1

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Estimated Ship Date: Tomorrow

HEAD GASKET

Part Number: CGT-C5882-140

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Estimated Ship Date: Dec 11, 2025 if ordered today

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HEAD GASKET

Part Number: CGT-C5883-140

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Estimated Ship Date: Dec 11, 2025 if ordered today

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FRONT COVER CRANK SEAL

Part Number: NAL-12634614

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Water Pump Gasket, GM Genuine Part, Rubber, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-251-2073

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Head Gaskets, Multi-layer Steel, 4.137 in. Bore, 0.050 in. Compressed Thickness, Chevrolet, GMC, Hummer, 6.6L Diesel, Each

Part Number: MAH-54584

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Estimated Ship Date: Nov 24, 2025 if ordered today

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EGR Valve Gasket, Stock Replacement, Chevrolet, GMC, Truck, Van, Each

Part Number: ADO-98062923

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Estimated Ship Date: Tomorrow

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

Part Number: CGT-PRO3012T

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, Chevrolet, GMC, Each

Part Number: ADO-97223686

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Gasket, Replacement EGR Cooler Bypass Gasket, Chevrolet, GMC, Each

Part Number: ADO-98065519

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Estimated Ship Date: Tomorrow