Products

Cognito 99-19 Chevy/GMC Silverado/Sierra 1500/2500/3500 2WD/4WD 3 Degree Rear Pinion Angle Shim Kit

Used with short wheel base trucks with tall lift where no tapered blocks were available.Includes...

Cognito 99-19 Chevy/GMC Silverado/Sierra 1500/2500/3500 2WD/4WD 4 Degree Rear Pinion Angle Shim Kit

Used with short wheel base trucks with tall lift where no tapered blocks were available.Includes...

Cometic 03-05 GMC C3500HD Fuel Injection Throttle Body Mounting Gasket

-10%

COMETIC Molded Rubber is a soft durometer rubber formed specifically to the shape of the...

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

-10%

COMETIC Front and Rear Main Crank Seals are manufactured from the best materials available and...

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

-10%

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

Cometic GM LS Gen-3/4 Small Block V8 .040in MLS Cylinder Head Gasket - 4.035in Bore

-10%

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

Cometic GM LS Series 102.62mm Bore .060 in MLX-5 Head Gasket

-10%

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton...

Cometic GM LS Series V8 4.040in bore .040in MLX Head Gasket

-10%

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton...

Cometic GM LS Series V8 4.040in bore .051 inch MLX Head Gasket

-10%

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton...

Cometic GM LS Series V8 4.150in Bore .052in Thick MLX Head Gasket

-10%

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton...

Cometic GM LS1 5.3L/5.7L/6.0L .030 inch MLS Exhaust Gaskets (Pair)

-10%

COMETIC MLS (Multi-Layer Steel) Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold...

Cometic GM LS1 SB 106.43mm .056in MLS-5 Head Gasket

-10%

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