Automotive Gaskets & Seals

From intake to exhaust, gaskets are always at the center of the action, providing the positive, leak-free seal your vehicle’s vital systems require to run at peak efficiency....

From intake to exhaust, gaskets are always at the center of the action, providing the positive, leak-free seal your vehicle’s vital systems require to run at peak efficiency. We have the automotive gaskets and seals for your daily driver or dedicated race car in individual pieces that are perfect for general maintenance or full sets with every gasket and seal you need for a complete engine rebuild. Choose from factory-replacement materials like cork and rubber, or high-tech gaskets made from multi-layer steel, dead-soft aluminum, copper, and more—all designed to withstand extreme heat and pressure.

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Beyea Exhaust Header Gaskets HG604

Header Gasket, Graphite, Fast Burn 604 Crate Engine, Chevy, Small Block, Pair

Part Number: BEY-3967

Not Yet Reviewed

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Summit Racing™ Neoprene Rubber Universal Sheets SUM-939510

Rubber Sheet, Square, Neoprene, Universal, 1/8 in. Thick, 12 in. Long x 12 in. Wide, Each

Part Number: SUM-939510

5.0 out of 5 stars ( 5 )

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BTR Valve Cover Gaskets BTR-37683-2

Valve Cover Gaskets, Rubber, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Workhorse, Workhorse Custom Chassis, Pair

Part Number: BTC-BTR-37683-2

Not Yet Reviewed

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HardDrive Products Exhaust Flange and Donut Gaskets 820-0161

Exhaust Donut, CUSTOM STEEL 16G EXHUAST DONUT

Part Number: HDD-820-0161

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Flatout Gaskets Engine Gasket Sets 2495

Flatout Gaskets Engine Gasket Sets 2495

Gasket, UNIVERSAL FLATOUT GASKETS CUSTOM SHADING KIT.(1)

Part Number: FOG-2495

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Seals-it Firewall Grommets GS1003BL

Grommet Seal, Rubber, Black Center, 3.00 in. O.D., Blank I.D. Each

Part Number: SIT-GS1003-BL

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Seals-it Firewall Grommets GS50238BL

Firewall Grommet, Rubber, 2.0 in. O.D., Blank Center Hole, Each

Part Number: SIT-GS50238-BL

4.38 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Seals-it Split Grommet Seals SGS35100

Firewall Split Grommet, 2 Piece Seal, Rubber, 3.00 in. O.D., 1.000 in. I.D., Each

Part Number: SIT-SGS3-5-100

4.04 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Seals-it Firewall Grommets GS101NHBL

Firewall Grommet, Rubber, 5.25 in. O.D., Dual Blank Center Hole, Each

Part Number: SIT-GS101-NH-BL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Seals-it Firewall Grommets GS4001WPT

Grommet, Series 6, Rubber, 2.00 in. Flange O.D. Blank I.D., 1.50 in. Length, Each

Part Number: SIT-GS4001-WPT

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Seals-it Firewall Grommets GS20035BL

Firewall Grommet, Rubber, 1.50 in. O.D., Each

Part Number: SIT-GS2003-5-BL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C25487

Gasket, Paper, Engine Coolant Outlet, OEM-style, Various, Each

Part Number: MAH-C25487

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C32721

Water Neck Gasket and O-Ring, Thermostat Housing and Coolant Outlet Gasket, Rubber/Steel Core, Buick, Cadillac, Chevy, GMC, Jeep, Pontiac, Each

Part Number: MAH-C32721

5.0 out of 5 stars ( 1 )

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Seals-it Split Grommet Seals SGS351250

Split Grommet Seal, Rubber, Black, 3.000 in. O.D., 1.250 in. I.D., Each

Part Number: SIT-SGS351250

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C26650

Ford-Pass, Trk&Ind;Linc;Merc:351C, 351M, 370, 400, 429, 460(68-94)

Part Number: MAH-C26650

Not Yet Reviewed

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C24109

Gasket, Paper, Engine Coolant Outlet, OEM-style, Various, Each

Part Number: MAH-C24109

Not Yet Reviewed

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Seals-it Firewall Grommets GS404BL

Firewall Grommet, Rubber, 4.0 in. O.D. Blank I.D., Each

Part Number: SIT-GS404-BL

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C26154

Gasket, Paper, Engine Coolant Outlet, OEM-style, Ford, Mercury, Each

Part Number: MAH-C26154

Not Yet Reviewed

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Mahle Original Thermostat Housing and Coolant Outlet Gaskets C25930

Gasket, Paper, Engine Coolant Outlet, OEM-style, Various, Each

Part Number: MAH-C25930

Not Yet Reviewed

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Seals-it Firewall Grommets GS100312

Firewall Grommet, Rubber, 3.0 in. O.D., 0.750 in. I.D., Each

Part Number: SIT-GS1003-12

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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S&S Cycle Cylinder Head Gasket Kits 930-0116

S&S Cycle 1999+ BT 4in Bore O-Ring Exhaust Gasket Kit

Part Number: SSY-930-0116

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Seals-it Firewall Grommets GS100316

Firewall Grommet, Rubber, 3.0 in. O.D., 1.000 in. I.D., Each

Part Number: SIT-GS1003-16

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Seals-it Firewall Grommets GS100320

Firewall Grommet, Rubber, 3.0 in. O.D., 1.250 in. I.D., Each

Part Number: SIT-GS1003-20

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Seals-it Split Grommet Seals SGS35500

Firewall Split Grommet, 2 Piece Seal, Rubber, 3.00 in. O.D., 0.500 in. I.D., Each

Part Number: SIT-SGS3-5-500

Not Yet Reviewed

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Seals-it Split Grommet Seals SGS35750

Firewall Split Grommet, 2 Piece Seal, Rubber, 3.00 in. O.D., 0.750 in. I.D., Each

Part Number: SIT-SGS3-5-750

4.0 out of 5 stars ( 4 )

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