2012 GMC SIERRA-1500 Engine Gaskets & Seals Gaskets & Seals - In Stock Filter Options - Vendor In Stock Filter Options

Chevrolet Performance Valve Stem Seals 12564852

Valve Seal, 0.344 in. Stem Diameter, Each

Part Number: NAL-12564852

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5475-045

Cometic MLS Head Gaskets C5475-045

Head Gasket, 3.910 in. Bore, .045 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-045

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco GM Genuine Parts Valve Cover Gaskets 89017690

Valve Cover Gaskets, GM Genuine Parts, Molded Rubber Compound, Buick, Cadillac, Chevrolet, GMC, Isuzu, Pontiac, Saab, Small Block LS, Each

Part Number: ADO-89017690

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5475-027

Head Gasket, 3.910 in. Bore, .027 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-027

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fel-Pro Head Gaskets 9354 PT-1

Head Gasket, Steel Core Laminate, Chevy, Isuzu, GMC, Oldsmobile, Pontiac, 4.3L, V6, Each

Part Number: FEL-9354PT1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fel-Pro Oil Cooler Mounting Gaskets and Seals 72462

Oil Cooler Gaskets, Gasket, Each

Part Number: FEL-72462

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5477-066

.066" MLS-5 HEAD GASKET

Part Number: CGT-C5477-066

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

Cometic Head Gaskets C15361-060

HEAD GASKET

Part Number: CGT-C15361-060

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 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: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today

Cometic MLS Head Gaskets C5317-032

Head Gasket, MLS, 4.130 in. Bore, .032 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-032

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fel-Pro Head Gaskets 510 SD

Head Gasket, PermaTorque Severe Duty, 4.125 in. Bore, 0.041 in. Compressed Thickness, Pontiac, Isuzu, Oldsmobile, Chevy, GMC, Each

Part Number: FEL-510SD

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5489-062

Head Gasket, MLS, 4.100 in. Bore, .062 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-062

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5318-075

Head Gasket, MLS, 4.160 in. Bore, .075 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-075

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today

Fel-Pro Water Pump Gaskets 13032

Gasket, Water Pump to Plate, Paper, Checker/Chevy, Small Block/V6, Each

Part Number: FEL-13032

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5751-098

Head Gasket, MLS, 4.060 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-098

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today

Mahle Original Head Gasket Sets HS54442C

GMC-TRK: 294(4.8L) Vin C 2007-2009, Vin A 2010-2013 GM-TRK (5.3L) Vin 4 20

Part Number: MAH-HS54442C

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 29, 2025 if ordered today

Timken Wheel Seals 710648

Axle Shaft Seal, 2.415 in. Outside Diameter, 1.250 in. Inside Diameter, .551 in. Width, Buick, Cadillac, Chevrolet, GMC, Isuzu, Each

Part Number: TMK-710648

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5751-120

Head Gasket, MLS, 4.060 in. Bore, .120 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-120

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLX Head Gaskets C5014-040

.040" MLX HEAD GASKET

Part Number: CGT-C5014-040

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today

Fel-Pro Water Neck Gaskets 35710

Gasket, Composite, Water Outlet, Chevy, Small Block V8/V6/6.5L Diesel, Each

Part Number: FEL-35710

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cometic MLS Head Gaskets C5317-036

Head Gasket, MLS, 4.130 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-036

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today