Looking for in-stock aftermarket parts to modify or upgrade your 2003 Chevrolet Tahoe with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories for your Tahoe.
Whether you have a 2003 Chevrolet Tahoe in LS to Z71 trim we have you covered. We have 102 head gaskets available to mod your Tahoe. All parts have free shipping to the Continental US 48 States.
 IN STOCK - LOW C15514-051The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.... Cometic GM LS1/LS2/LS3/LS6 Gen-III/IV Small Block V8 .051in MLS Cylinder Head Gasket 4.070in Bore 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
 IN STOCK - LOW C5318-040COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 4.160 inch Bore .040 inch MLS Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
 IN STOCK C5475-040COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 3.910 inch Bore .040 inch MLS Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
 IN STOCK - LOW C5475-051COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 3.910in Bore .051 thick MLS Head Gasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
 IN STOCK - LOW C5477-036COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 4.000 inch Bore .036 inch MLS Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
 IN STOCK - LOW C5477-040COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 4.000 inch Bore .040 inch MLS Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
IN STOCK C5489-040Cometic GM LS1 SB 4.100in Bore .040in MLS-5 Head Gasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |
IN STOCK C5489-056Cometic GM LS1 SB 4.100in Bore .056in MLS Head Gasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $123.44 |
 IN STOCK C5505-051Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051".... Cometic GM LS Series V8 4.040in bore .051 inch MLX Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $121.52 |
 IN STOCK C5751-040COMETIC MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two ... Cometic GM LS1 SB 4.060 inch Bore .040 inch MLS Headgasket 2000-2014 Chevrolet Tahoe LS / LT 2003-2006 Chevrolet Tahoe Z71 $99.40 |