Products

Cometic GM LB7/LLY/LBZ/LMM/LGH/LML Duramax 4.130in Bore .062in MLX Head Gasket LHS

-10%

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

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 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 Street Pro 01-07 GM 6.6L Duramax Diesel V8 Bottom End Gasket Kit

-7%

COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit...

Cometic Street Pro 04-07 GM 6.6L Duramax Diesel V8 4.100inch Top End Gasket Kit

-7%

COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit...

Cometic Street Pro 07-10 GM LS 6.0L/6.2L 4.100in Small Block Top End Gasket Kit

-7%

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures....

COMP Cams Camshaft GM 6.6L Duramax 270X

Optimized horsepower for heavily modified, street/strip, non-towing, high RPM applications.This Part Fits: Year Make Model...

COMP Cams Camshaft GM G3 XFI 266 HR15

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7...

COMP Cams Camshaft Gm6.6L Duramax 246Xd

Perfect for mild modfications, optimized fuel mileage and improved torque/hp. Good for heavy towing.This Part...

COMP Cams Camshaft Gm6.6L Duramax 258Xd

Designed for modified performance applications (Exh., programmer, etc.). Good for limited towing.This Part Fits: Year...

COMP Cams Camshaft LS1 269Lrr HR-113

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7...

COMP Cams Stage 1 LST 186/200 Solid Roller Camshaft 2000+ GM 6600/6.6L Duramax Diesel

The LST Camshaft Series uses the newest and most advanced lobe designs from COMP Cams....