GMC SIERRA 2500 HD Gaskets & Seals

Exhaust Flange Gasket, 3 1/32 in. I.D. Hole, 2-Bolt, 5 5/32 in. on Center, Each

Part Number: WLK-31574

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Head Gasket, MLS, 4.130 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-060

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Exh. Manifold Gasket Set

Part Number: FEL-MS95840

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Transmission Output Shaft Seal, Chevy, GMC, Cadillac, Each

Part Number: ADO-8675517

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Differential Cover Gasket, Cork, Chevy GM 11.5 in., Chrysler 11.5 in., Each

Part Number: YGA-23013

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5883-051

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Water Neck Gasket, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: FEL-35720

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Throttle Body Gasket, Composite, Chevy, GMC, 7.4L, 8.1L, Each

Part Number: ADO-12570168

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Engine Gasket Set, Original Head Gasket Set, Chevy, GMC, 6.6L Duramax Diesel, Kit

Part Number: MAH-HS54580

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Estimated Ship Date: Jan 5, 2026 if ordered today

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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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Head Gasket, MLS, 4.100 in. Bore, .040 in. Compressed Thickness, Chevy, Passenger Side, Each

Part Number: CGT-C5882-040

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Head Gasket, MLS, 4.100 in. Bore, .040 in. Compressed Thickness, Chevy, Driver Side, Each

Part Number: CGT-C5883-040

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Engine Kit Gasket Set General Motors Truck 2001-2004 6.6L Duramax Diesel VIN 1

Part Number: MAH-95-3726

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Head Gasket, MLS, 4.160 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-066

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Head Gasket, MLX, 4.040 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5505-066

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Estimated Ship Date: Jan 30, 2026 if ordered today

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General Motors Truck, Duramax Diesel 6.6L 2001-2009 All VIN and Engine Code

Part Number: MAH-MS19398

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

Part Number: ADO-97188685

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Exhaust Flange and Donut Gaskets, Fits 2.813 in. Exhaust Pipe Diameter, for use on Acura®, for Nissan, Chevy, Ford, GMC, Mercury, Olds, Pontiac, Each

Part Number: APH-8762

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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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Exhaust Flange Gasket, Graphite Foil with Fire Ring, 3-Bolt, 4.00 in. Diameter, Chevrolet, GMC, Dodge, Ford, Each

Part Number: WLK-36496

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Transmission Rear Seal, Steel with Rubber Insert, Chevy, GMC, Rolls Royce, Automatic, Each

Part Number: ATP-JO124

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Head Gasket, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5882-051

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Estimated Ship Date: Jan 30, 2026 if ordered today

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.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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