2004 GMC Engine Gaskets & Seals Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

Mahle Original Cylinder Head Gaskets 54584

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

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Cometic MLS Head Gaskets C5318-036

Cometic MLS Head Gaskets C5318-036

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

Part Number: CGT-C5318-036

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5319-045

Head Gasket, MLS, 4.190 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-045

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5319-051

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

Part Number: CGT-C5319-051

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Cometic Head Gaskets C15517-040

.040" MLS HEAD GASKET

Part Number: CGT-C15517-040

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5476-045

.045" MLS HEAD GASKET

Part Number: CGT-C5476-045

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5477-049

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.049 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-049

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Ajusa Engine Gasket Sets 52536800

Engine Gasket Sets, Head Set, With Valve Stem Seals, Chevrolet, GMC, Isuzu, 4.8L, 5.3L, Set

Part Number: AJU-52536800

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Pacific Performance Engineering Turbocharger Gaskets 116005024

Turbocharger Gasket, Oil Drain Style, Synthetic Fiber, Each

Part Number: PPE-116005024

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco Crankshaft Front Seals 19340207

Timing Cover Seals, ACDelco Crankshaft Front Seals, Multi-Purpose Seal, Multiple Applications, Each

Part Number: ADO-4333N

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Fel-Pro EGR Gaskets 70789

EGR Gasket, Steel Core Laminate, for use on Acura®, AM General, Buick, Cadillac, Chevy, GMC, for use on Honda®, Isuzu, Oldsmobile, Pontiac, Each

Part Number: FEL-70789

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Fel-Pro Engine Gasket Kits 260-3154

Engine Gasket Sets, Full Gasket Set Type, Head Gaskets, Intake Gaskets, Exhaust Manifold Gaskets, Oil Pan Gasket, Chevrolet, GMC, 8.1L, Kit

Part Number: FEL-260-3154

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Enginetech Engine Valve Stem Oil Seals S2926-20

Engine Valve Stem Oil Seal 55-14 AMC/BUI/CAD/CHV/FRD/GM/GMC/IZU/JEP/LIN/MER/MKR/OLD/PON

Part Number: EGN-S2926-20

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

ACDelco Timing Cover Gaskets 12556370

Timing Cover Gasket, Rubber, Chevy, GMC, 8.1L, Each

Part Number: ADO-12556370

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Cometic Head Gaskets C5882-140

HEAD GASKET

Part Number: CGT-C5882-140

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic Head Gaskets C5883-140

HEAD GASKET

Part Number: CGT-C5883-140

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Mahle Original Head Gasket Sets HS54332

Engine Gasket Sets, Original Head Gasket Sets, Cadillac, Chevy, GMC, Hummer, 6.0L, Set

Part Number: MAH-HS54332

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

ACDelco Throttle Body Gaskets 12575463

Throttle Body Gasket, Rubber, Buick, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-217-1592

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco GM Genuine Parts Oil Pan Gaskets 12567777

Oil Pan Gaskets, GM Genuine Parts, One-piece, Chevrolet, GMC, 8.1L, Each

Part Number: ADO-12567777

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Cometic MLX Head Gaskets C15375-053

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

Part Number: CGT-C15375-053

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Cometic MLS Head Gaskets C5883-070

.070" MLS-5 HEAD GASKET LEFT

Part Number: CGT-C5883-070

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5883-056

.056" MLS-5 HEAD GASKET LEFT

Part Number: CGT-C5883-056

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5882-070

.070" MLS-5 HEAD GASKET RIGHT

Part Number: CGT-C5882-070

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLS Head Gaskets C5882-056

.056" MLS-5 HEAD GASKET RIGHT

Part Number: CGT-C5882-056

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Cometic MLX Head Gaskets C15375-062

MLX Head Gasket, .062-in. MLX HEAD GASKET RIGHT, GM 6.6L DURAMAX 01-16 4.130-in.

Part Number: CGT-C15375-062

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today