GMC SIERRA 2500 HD Gaskets & Seals

Cylinder Head Gasket , .049" MLS HEAD GASKET , GM LS1 SB 4.000" BORE

Part Number: CGT-C5477-049

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Intake Manifold Gaskets, Composite, Chevy, 8.1L, Set

Part Number: ADO-89017539

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Head Gaskets, PermaTorque MLS, 4.145 in. Bore, Multi-layer Steel, 0.0370 in. Thickness, Right Side, Chevrolet, GMC, Hummer, 6.6L Diesel, Each

Part Number: FEL-26402PT

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: ADO-12556370

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Estimated Ship Date: Jan 5, 2026 if ordered today

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GSKT KIT

Part Number: NAL-19207929

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Head Gasket, PermaTorqueMLS, 4.145 in. Bore, .037 in. Compressed Thickness, Chevy, GMC, Each

Part Number: FEL-26401PT

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Head Gasket, MLS, 4.350 in. Bore, .051 in. Compressed Thickness, Chevy, Marine, Each

Part Number: CGT-C5765-051

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Head Gasket, MLS, 4.350 in. Bore, .051 in. Compressed Thickness, Chevy, Marine, Each

Part Number: CGT-C5762-051

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Engine Gasket Sets, Original Engine Conversion Gasket Sets, Chevy, GMC, 6.6L Duramax Diesel, Set

Part Number: MAH-CS54580

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Head Gaskets, Multi-layer Steel, 4.127 in. Bore, 0.050 in. Compressed Thickness, Chevrolet, GMC, Hummer, 6.6L Diesel, Each

Part Number: MAH-54580

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Head Gasket, Multi-Layer Steel, 4.130 in. Bore, Chevy, GMC, Hummer, Right, Each

Part Number: MAH-54581

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Timing Cover Gasket Set, Engine Timing Cover Gasket Set

Part Number: MAH-JV5278

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Valve Cover Gasket, Silicone/Rubber, 4 Injector Seal O-rings, 4 Valve Cover Bolts, Chevy, GMC, 6.6L Diesel, Kit

Part Number: RNB-615-203

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Turbocharger Gaskets, Installation Gasket Location, Chevrolet, GMC, Set

Part Number: MAH-GS33937

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Exh. Man. Gaskt Set

Part Number: FEL-MSB-92467

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Valve Cover Gasket, Molded Rubber Compound, Chevy, GMC, 6.6L Diesel, Each

Part Number: NAL-97188896

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Timing Cover, 1-Piece, Aluminum, Chevy, Each

Part Number: NAL-12594939

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Turbocharger Gasket, Installation Kit, Chevy, GMC, Hummer, Kit

Part Number: FEL-ES73047

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Estimated Ship Date: Dec 29, 2025 if ordered today

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.051" MLS HEAD GASKET

Part Number: CGT-C15496-051

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Estimated Ship Date: Jan 29, 2026 if ordered today

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.040" MLS 4 - LAYER

Part Number: CGT-C15042-040

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Estimated Ship Date: Jan 29, 2026 if ordered today

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REAR MAIN SEAL

Part Number: CGT-C15044

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Estimated Ship Date: Jan 29, 2026 if ordered today

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INTAKE MANIFOLD KIT

Part Number: CGT-C15024

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Head Gasket, MLS, 4.130 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-030

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Copper Head Gasket, .050C Copper Head Gasket, GM LS ENGINE 4.100-in. Bore

Part Number: CGT-C15408-050

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Head Gasket, MLS, 4.160 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-045

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Estimated Ship Date: Jan 29, 2026 if ordered today

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