CHEVROLET AVALANCHE Gaskets & Seals - Free Shipping on Orders Over $109 at Summit Racing

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

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic Street Pro Top-End Gasket Kits PRO1040T-045

Domestic Street Pro Kit, Top End Gasket Kit, GM LS 4.8L/5.3L Truck/Van 2001-2010

Part Number: CGT-PRO1040T-045

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Kooks Headers Multi-Layer Header Gaskets SS-755818

Header Gasket, Multi Layer Stainless Header Gasket - GM LS Based GEN III & IV Engines.

Part Number: KOK-SS-755818

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Fel-Pro Conversion Set Gaskets CS 9284-1

Conversion Gasket Set, LS, Set

Part Number: FEL-CS9284-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 3, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 3, 2026 if ordered today

Mahle Original Cam Seals B32270

Camshaft Seal, Steel/Rubber, Natural, GM, Gen III/IV LS Engines, Each

Part Number: MAH-B32270

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Chevrolet Performance Oil Cooler Adapter Gaskets 15203889

Oil Cooler Adapter Gasket, Cadillac, Chevy, GMC, Hummer, Chevy Small Block LS, Each

Part Number: NAL-15203889

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Walker Exhaust Flange Gaskets 31718

Exhaust Flange Gasket, Cadillac, Chevy, GMC, Each

Part Number: WLK-31718

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Fel-Pro Coolant Crossover Mounting Gaskets ES73027

Coolant Crossover Mount Gasket Set, Chevy LS

Part Number: FEL-ES73027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

ACDelco GM Genuine Parts Intake Manifold Gaskets 19207929

Gasket, Intake Manifold Gasket, Cadillac, Chevrolet, GMC, Hummer, Stock Replacement, Set

Part Number: ADO-19207929

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Chevrolet Performance Valve Stem Seals 12482062

Valve Stem Seals, Brown, Exhaust, Chevy, Small Block, LS, Set of 8

Part Number: NAL-12482062

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic MLS Head Gaskets C5489-036

Head Gasket, MLS, 4.100 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-036

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic MLS Head Gaskets C5489-027

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic Street Pro Bottom-End Gasket Kits PRO1036B

BOTTOM END GSK KIT *NOTES, GM LS V8 4.8/5.3/5.7/6.0/6.2L

Part Number: CGT-PRO1036B

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Mahle Original Intake Manifold Gaskets MS19328

GM Truck 4.8L Vin V, 5.3L Vin B, T, Z; 6.0L Vin N, U. GM Pass 5.7L Vin G 97/04

Part Number: MAH-MS19328

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Mahle Original Head Gasket Sets HS54660A

GM Trk:365(6.0L) (2007-2008) Vin K, Y

Part Number: MAH-HS54660A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Mahle Original Cam Seals B31822

Cam Seals, Original, Steel/Rubber, Natural, Buick, Cadillac, Chevy, GMC, Pontiac, Small Block LS, Each

Part Number: MAH-B31822

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

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: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic MLS Head Gaskets C5489-030

Head Gasket, MLS, 4.100 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Mr. Gasket Valve Cover Gaskets 61040G

Valve Cover Gaskets, Molded Rubber Compound, Chevrolet, GMC, Chevrolet Small Block LS, Pair

Part Number: MRG-61040G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Cometic MLS Head Gaskets C5477-036

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.036 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-036

Not Yet Reviewed

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Yukon Gear & Axle Differential Cover Gaskets YCGGM8.5

Differential Cover Gasket, Cork, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-23020

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

ACDelco Automatic Transmission Torque Converter Seals 24202535

Automatic Transmission Torque Converter Seal, Rubber, Buick, Pontiac, Each

Part Number: ADO-24202535

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Fel-Pro Water Pump Gaskets 35635

Gasket, Water Pump, LS1, Each

Part Number: FEL-35635

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air

Mahle Original Intake Manifold Gaskets MS19598

Gaskets, Manifold, Intake, Molded Rubber, Stock Port, Cadillac, Chevrolet, GMC, Hummer, LS Engine, Set

Part Number: MAH-MS19598

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/30/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/30/2026 if shipped by air