2003 CADILLAC Gaskets & Seals

ACDelco GM Genuine Parts Differential Drive Pinion Gear Seals 26064028

Pinion Seal, Steel with Rubber Inner, GM 8.5, GM 8.6, 10-Bolt, Each

Part Number: ADO-26064028

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic MLS Head Gaskets C5751-070

Cometic MLS Head Gaskets C5751-070

Head Gasket, MLS, 4.060 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-070

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco GM Genuine Parts Differential Cover Gaskets 15807693

Differential Cover Gaskets, GM Genuine Parts, Paper, GM 8.5/8.625 in., Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-15807693

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fel-Pro Exhaust Pipe Flange Gaskets 61431

Exhaust Pipe Gasket

Part Number: FEL-61431

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic MLS Head Gaskets C5318-066

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

Part Number: CGT-C5318-066

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fel-Pro Differential Cover Gaskets RDS 55387

Differential Carrier Gasket, Fits GM Truck, 9.5 in. Ring Gear, 1/2 Ton, 3/4 Ton, 14-Bolts, Each

Part Number: FEL-RDS55387

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco GM Genuine Parts Transmission Drain Plug Gaskets 12616850

Oil Pan Drain Plug Gaskets, Engine Oil, O-ring Style Seal, Rubber, Black, 2.65mm Thick, GM, Hummer, Isuzu, Saab, Saturn, Suzuki, Each

Part Number: ADO-12616850

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fel-Pro Exhaust Pipe Flange Gaskets 61089

Exhaust Pipe Gasket

Part Number: FEL-61089

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

BTR Water Crossover Seals BTR51933

Seal, Water Crossover Seal, Rubber/Steel, Chevrolet, Each

Part Number: BTC-BTR51933

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic Valve Stem Seals 3516P-16

Valve Stem Seals, Positive Stop, 0.492 in. Guide, 0.616 in. Valve Stem, Blue Seal, Metal Jacket Style Seals, Set of 16

Part Number: CGT-3516P-16

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Pinion Seals YMS710506

Pinion Seal, GM 8.5, 8.6, Each

Part Number: YGA-30163

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Timken Automatic Transmission Torque Converter Seals 4950

Seal, Torque Converter, Cadillac, Chevy, Isuzu, Saab, Each

Part Number: TMK-4950

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Mahle Original Valve Stem Seals SS45921

Valve Stem Seal, Metal with Molded Rubber, Hat Style, GM. LS Engine, Set of 8

Part Number: MAH-SS45921

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic MLS Head Gaskets C5475-030

Head Gasket, MLS, 3.910 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5475-030

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fel-Pro Exhaust Pipe Flange Gaskets 61074

Gasket, Exhaust Pipe Flange, Steel, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: FEL-61074

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco Transmission Rear Seals 03764601

Transmission Rear Seals, Automatic Output Shaft Seal, Replacement, Rubber, GM, 4L60/4L65/4L70/700R4/MD8/TH350C/TH400, Each

Part Number: ADO-3764601

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Timken Differential Pinion Seals 710506

Differential Pinion Seal, Rear Outer, Nitrile, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: TMK-710506

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic MLS Head Gaskets C5751-092

Head Gasket, MLS, 4.060 in. Bore, .092 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-092

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Cometic MLX Head Gaskets C5505-066

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

Part Number: CGT-C5505-066

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Mahle Original Exhaust Pipe Flange Gaskets F31618

Exhaust Pipe Flange Gasket, Composite with Steel Core, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Each

Part Number: MAH-F31618

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Cometic HTS Exhaust Manifold Gaskets C15193HTS

.060" HTS EXHAUST GASKETS

Part Number: CGT-C15193HTS

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco Fuel Injector Feed and Return Pipe O-Rings 22514722

O-Ring, Fuel Injector Feed and Return Pipe O-Ring, Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: ADO-217-452

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Walker Exhaust Flange Gaskets 31610

Exhaust Flange Gasket, Composite, Cadillac, Chevy, Ford, GMC, Mercury, Each

Part Number: WLK-31610

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Mahle Original Valve Stem Seals SS45920

Valve Stem Seals, Positive Stop, Rubber, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Pontiac, Set of 8

Part Number: MAH-SS45920

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Timken Transmission Rear Seals 5208

Seal, Transmission Rear Seal, AM General, Buick, Chevy, GMC, Isuzu, Jeep, Rolls Royce, Kit

Part Number: TMK-5208

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air