Skip to content
Your One Stop Shop for 8HP & DCT Swap Parts
Your One Stop Shop for 8HP & DCT Swap Parts

Silverado 99-14

Filters

Save 14% Save %

Cometic GM LS1 SB 4.130 inch Bore .060 inch MLS-5 Headgasket

Cometic Gasket
$134.49
$134.49 - $134.49
$134.49
$115.28
$115.28 - $115.28
$115.28

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$134.49
$134.49 - $134.49
$134.49
$115.28
$115.28 - $115.28
$115.28
Save 14% Save %
Save 14% Save %

Cometic GM LS1 SB 4.130 inch Bore .056 inch MLS-5 Headgasket

Cometic Gasket
$134.49
$134.49 - $134.49
$134.49
$115.28
$115.28 - $115.28
$115.28

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$134.49
$134.49 - $134.49
$134.49
$115.28
$115.28 - $115.28
$115.28
Save 14% Save %
Save 10% Save %

Cometic GM LS1 SB 4.130 inch Bore .051 inch MLS Headgasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1 SB 4.130 inch Bore .036 inch MLS Headgasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1 SB 4.130 inch Bore .040 inch MLS Headgasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1 SB 4.130 inch Bore .030 inch MLS Headgasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1 SB 4.130 inch Bore .027 inch MLS Headgasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is ...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 14% Save %

Cometic 97-05 GM LS1 4.8/5.3/5.7/6.0L Rear Main Seal Set

Cometic Gasket
$70.79
$70.79 - $70.79
$70.79
$60.68
$60.68 - $60.68
$60.68

COMETIC Front and Rear Main Crank Seals are manufactured from the best materials available and are suited for all types of environments. Each seal ...

View full details
$70.79
$70.79 - $70.79
$70.79
$60.68
$60.68 - $60.68
$60.68
Save 14% Save %
Save 14% Save %

Cometic 98-11 GM Small Block LS V8 Timing Cover Gasket Set

Cometic Gasket
$45.45
$45.45 - $45.45
$45.45
$38.97
$38.97 - $38.97
$38.97

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to pr...

View full details
$45.45
$45.45 - $45.45
$45.45
$38.97
$38.97 - $38.97
$38.97
Save 14% Save %
Save 14% Save %

Cometic Corvette C7 Gen 5 SBC 6.2L LT1 .021in MLS Exhaust Gasket (1.920in)

Cometic Gasket
$60.66
$60.66 - $60.66
$60.66
$51.99
$51.99 - $51.99
$51.99

The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...

View full details
$60.66
$60.66 - $60.66
$60.66
$51.99
$51.99 - $51.99
$51.99
Save 14% Save %
Save 10% Save %

Cometic GM LS1/LS2/LS3/LS6 Gen-III/IV Small Block V8 4.080in Bore .040in MLS Cylinder Head Gasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open dec...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic ChevroletLS1/LS2/LS3/LS6 Gen-III/IV SBC V8 4.200 mm Bore .040in MLS Cylinder Head Gasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open dec...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1/LS2/LS3/LS6 Gen-III/IV Small Block V8 4.080in Bore .051in MLS Cylinder Head Gasket

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open dec...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 10% Save %

Cometic GM LS1/LS2/LS3/LS6 Gen-III/IV Small Block V8 .051in MLS Cylinder Head Gasket 4.030in Bore

Cometic Gasket
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open dec...

View full details
$97.72
$97.72 - $97.72
$97.72
$87.95
$87.95 - $87.95
$87.95
Save 10% Save %
Save 14% Save %

Cometic 15-17 Chevy Tahoe Valley Pan / Valve Lifter Manifold Gasket

Cometic Gasket
$18.09
$18.09 - $18.09
$18.09
$15.51
$15.51 - $15.51
$15.51

Cometic 15-17 Chevy Tahoe Valley Pan / Valve Lifter Manifold GasketThis Part Fits: Year Make Model Submodel 2016-2017 Cadillac CTS V 2015-2017...

View full details
$18.09
$18.09 - $18.09
$18.09
$15.51
$15.51 - $15.51
$15.51
Save 14% Save %
Save 14% Save %

Cometic GM LT1/L86/L87 4.125in Round Bore .58in MLX Head Gasket

Cometic Gasket
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80

COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cyl...

View full details
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80
Save 14% Save %
Save 14% Save %

Cometic GM L83/L8B/L82/L84 GEN-V 3.875in Bore .058 MLX Head Gasket

Cometic Gasket
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80

COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cyl...

View full details
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80
Save 14% Save %
Save 14% Save %

Cometic GM L83/L8B/L82/L84 GEN-V 3.875in Bore .052 MLX Head Gasket

Cometic Gasket
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80

COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cyl...

View full details
$128.10
$128.10 - $128.10
$128.10
$109.80
$109.80 - $109.80
$109.80
Save 14% Save %
Save 10% Save %

Cometic GM LS1 SB 4.100in Bore 0.050in Copper Head Gasket

Cometic Gasket
$122.45
$122.45 - $122.45
$122.45
$110.21
$110.21 - $110.21
$110.21

GM LS1/LS2/LS3/LS6 Gen-3/4 Small Block V8 .050" Copper Cylinder Head Gasket, 4.100" Bore.This Part Fits: Year Make Model Submodel 2001-2004 Avan...

View full details
$122.45
$122.45 - $122.45
$122.45
$110.21
$110.21 - $110.21
$110.21
Save 10% Save %

Compare products

0 of 3 items selected

Select first item to compare

Select second item to compare

Select third item to compare

Compare