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Looking for aftermarket parts to modify or upgrade your Honda Civic with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories.
Upgrade your Honda Civic with premium aftermarket performance parts designed to improve power, handling, and style. Shop exhaust systems, suspension upgrades, brake kits, air intakes, and more — all backed by fast, free shipping from Tunersports.
 SHIPS FROM MANUFACTURER C4311-056MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .056in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4311-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 87mm .060inch MLS-5 Head Gasket 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4311-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 87mm Head Gasket .066 inch MLS Head Gasket 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4311-070MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .070in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4311-075MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .075in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4311-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .080in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $144.30 |
 SHIPS FROM MANUFACTURER C4311-086MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .086in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $144.30 |
 SHIPS FROM MANUFACTURER C4311-089MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .089in MLS Cylinder Head Gasket - 87mm Bore 2002-2005 Honda Civic Si $144.30 |
 IN STOCK - LOW C4311-098MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 87mm Head Gasket .098 inch MLS Head Gasket 2002-2005 Honda Civic Si $137.70 |
 SHIPS FROM MANUFACTURER C4311-120MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 87mm Head Gasket .120 inch MLS Head Gasket 2002-2005 Honda Civic Si $224.47 |
 SHIPS FROM MANUFACTURER C4311-140MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 87mm .140 inch MLS-5 Head Gasket 2002-2005 Honda Civic Si $224.47 |
 SHIPS FROM MANUFACTURER C4312-023MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .023in MLS Cylinder Head Gasket - 88mm Bore 2002-2005 Honda Civic Si $116.84 |
 SHIPS FROM MANUFACTURER C4312-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .027 inch MLS Head Gasket 2002-2005 Honda Civic Si $116.84 |
 SHIPS FROM MANUFACTURER C4312-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .030 inch MLS Head Gasket 2002-2005 Honda Civic Si $116.84 |
 SHIPS FROM MANUFACTURER C4312-036MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .036 inch MLS Head Gasket 2002-2005 Honda Civic Si $116.84 |
 IN STOCK C4312-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .040 inch MLS Head Gasket 2002-2005 Honda Civic Si $110.24 |
 IN STOCK C4312-045MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .045 inch MLS Head Gasket 2002-2005 Honda Civic Si $110.24 |
 IN STOCK C4312-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .051 inch MLS Head Gasket 2002-2005 Honda Civic Si $110.24 |
 SHIPS FROM MANUFACTURER C4312-056MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .056 inch MLS-5 Head Gasket 2002-2005 Honda Civic Si $140.82 |
 IN STOCK - LOW C4312-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .060 inch MLS Head Gasket 2002-2005 Honda Civic Si $134.22 |
 SHIPS FROM MANUFACTURER C4312-062MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .062 inch MLS Head Gasket 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4312-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20A2/K20A3/K20Z1/K24A1 .066in MLS Cylinder Head Gasket - 88mm Bore 2002-2005 Honda Civic Si $140.82 |
SHIPS FROM MANUFACTURER C4312-070MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .070 inch MLS-5 Head Gasket 2002-2005 Honda Civic Si $140.82 |
 SHIPS FROM MANUFACTURER C4312-075MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm Head Gasket .075 inch MLS-5 Head Gasket 2002-2005 Honda Civic Si $140.82 |
SHIPS FROM MANUFACTURER C4312-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Honda K20/K24 88mm .080in MLS-5 Head Gasket 2002-2005 Honda Civic Si $144.30 |
Whether you drive a classic 90s Civic, a turbocharged late-model build, or a daily-driven commuter, we carry performance parts designed specifically for your generation. Our extensive inventory ensures proper fitment and compatibility across a wide range of Honda Civic trims and model years.
Improve airflow and unleash a more aggressive sound with high-performance cat-back exhaust systems, headers, and mufflers. Upgrading your exhaust can increase horsepower while enhancing throttle response.
Enhance cornering and overall ride control with performance suspension components including coilovers, lowering springs, sway bars, and strut braces. Dial in your Civic’s stance and handling for street or track use.
Boost engine efficiency and performance with cold air intakes, short ram systems, and other airflow upgrades. These modifications help your Civic breathe better and respond faster.
Increase stopping power with upgraded brake pads, slotted rotors, and complete big brake kits. Ideal for spirited driving and high-performance applications.
Customize your Civic’s appearance and comfort with lighting upgrades, aerodynamic components, shift knobs, floor mats, and other premium accessories.
Popular upgrades include cold air intakes, cat-back exhaust systems, coilovers, and upgraded brake components. These modifications improve horsepower, handling, and overall driving performance.
Aftermarket parts may affect certain warranty claims depending on installation and manufacturer guidelines. Always review your vehicle’s warranty terms before modifying.
Use the model year filter or browse by generation to ensure compatibility with your specific Honda Civic trim and configuration.