GMC SIERRA 2500 HD Engine Gaskets & Seals

.040" MLS HEAD GASKET

Part Number: CGT-C15509-040

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Estimated Ship Date: Jan 29, 2026 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: Jan 29, 2026 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: Jan 29, 2026 if ordered today

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Throttle Body Gasket, Thick-option Replacement, Paper, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: SCE-214

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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: Dec 26, 2025 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 Gasket, MLS, 4.060 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-056

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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HEAD GASKET

Part Number: CGT-C5883-140

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Estimated Ship Date: Jan 30, 2026 if ordered today

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HEAD GASKET

Part Number: CGT-C5882-140

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Estimated Ship Date: Jan 30, 2026 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: Today

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

Part Number: ADO-98062923

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Estimated Ship Date: Today

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EGR Gasket, Steel Core Laminate, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: FEL-70947

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

Part Number: ADO-98065519

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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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Estimated Ship Date: Today

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Valve Cover Gaskets, Neoprene, Chevy, LS, Pair

Part Number: GRN-640369

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Head Gasket, MLS, Marine, 4.350 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5762-040

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Head Gasket, MLS, 4.130 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-036

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Air Bleed Pipe Seal, Engine Coolant Air Bleed Pipe Seal, SEAL,ENG COOL AIR BL PIPE (O RING)

Part Number: ADO-12602541

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Estimated Ship Date: Today

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FRONT COVER CRANK SEAL

Part Number: NAL-12634614

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Gasket, Water Neck, Rubber, O-Ring, Each

Part Number: FEL-35632

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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: Jan 30, 2026 if ordered today

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Engine Oil Cooler Gasket Set, Engine Oil Cooler Gasket Set

Part Number: MAH-GS34005

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Estimated Ship Date: Dec 29, 2025 if ordered today

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GM 2017+ LP5 Duramax .060" MLX Cylinder Head Gasket, 4.161" Bore

Part Number: CGT-C15177-060

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Estimated Ship Date: Jan 29, 2026 if ordered today

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GM 8.1L TRK 2001-2004

Part Number: MAH-CS54348

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Head Gasket, MLS, 4.100 in. Bore, .086 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-086

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Estimated Ship Date: Jan 30, 2026 if ordered today

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